{"id":2102,"date":"2026-10-23T04:32:33","date_gmt":"2026-10-23T04:32:33","guid":{"rendered":"https:\/\/oecler.com\/?p=2102"},"modified":"2026-10-23T04:32:33","modified_gmt":"2026-10-23T04:32:33","slug":"old-european-cut-lab-grown-diamond-guide","status":"publish","type":"post","link":"https:\/\/oecler.com\/zh\/old-european-cut-lab-grown-diamond-guide\/","title":{"rendered":"\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u5b8c\u5168\u8d2d\u4e70\u6307\u5357"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Oecler \u63d0\u4f9b\u8001\u6b27\u5207\uff08OEC\uff09\u57f9\u80b2\u94bb\u77f3\uff0c\u53ef\u552e\u88f8\u77f3\uff0c\u6216\u9576\u4e8e\u8db3\u91d1 14K \u6216 18K\uff0c\u6216\u94c2\u91d1\u3002\u73b0\u8d27\u88f8\u77f3\u7ea6 3 \u5929\u5185\u53d1\u8d27\uff1b\u65e0\u8d27\u5219\u6309\u5355\u5207\u78e8\uff0c\u7ea6 2 \u5468\u53d1\u8d27\u3002\u672c\u6307\u5357\u8bf4\u660e\u8001\u6b27\u5207\u4e0e\u73b0\u4ee3\u5706\u5f62\u660e\u4eae\u5f0f\u7684\u4e0d\u540c\u3001\u4e3a\u4f55\u9002\u5408\u590d\u53e4\u98ce\u683c\u9996\u9970\uff0c\u4ee5\u53ca\u8d2d\u4e70\u524d\u8981\u6838\u5bf9\u4ec0\u4e48\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u8001\u6b27\u5207\u94bb\u77f3\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8001\u6b27\u5207\u662f\u5706\u5f62\u660e\u4eae\u5f0f\u98ce\u683c\u7684\u94bb\u77f3\u5207\u5de5\uff1a\u53f0\u9762\u8f83\u5c0f\u3001\u51a0\u90e8\u8f83\u9ad8\u3001\u4e0b\u534a\u90e8\u523b\u9762\u8f83\u77ed\u3001\u6574\u4f53\u6bd4\u4f8b\u8f83\u6df1\uff0c\u4e14\u5e95\u5c16\u53ef\u89c1\u3002\u7f8e\u56fd\u5b9d\u77f3\u5b66\u9662\uff08GIA\uff09\u5c06\u5176\u63cf\u8ff0\u4e3a\u901a\u5411\u73b0\u4ee3\u5706\u5f62\u660e\u4eae\u5f0f\u6f14\u8fdb\u4e2d\u7684\u65e9\u671f\u9636\u6bb5\uff08GIA\uff09\u3002<a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">GIA<\/a>). The bruting machine, invented in 1873, let cutters shape more precisely round diamonds. Old European cuts are typical of late Victorian, Edwardian and Art Deco jewelry (<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/old-mine-cut-diamond-guide\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GIA \u4ee5\u56db\u9879\u6bd4\u4f8b\u6807\u51c6\u8bc6\u522b\u7ecf\u5178\u8001\u6b27\u5207\uff08GIA\uff09\uff1a<a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">GIA<\/a>):<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u53f0\u9762\u6bd4\u4f8b \u226453%<\/li><li>\u51a0\u89d2 \u226540\u00b0<\/li><li>\u4e0b\u534a\u90e8\u523b\u9762\u957f\u5ea6 \u226460%<\/li><li>\u5e95\u5c16\u7565\u5927\u6216\u66f4\u5927<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ee1\u8db3\u56db\u9879\u6807\u51c6\u4e2d\u4e09\u9879\u7684\u94bb\u77f3\uff0c\u5728 GIA \u62a5\u544a\u4e0a\u4ecd\u4f1a\u83b7\u5f97\u8001\u6b27\u5207\u8ba4\u5b9a\u3002GIA \u4e0d\u5bf9\u8001\u6b27\u5207\u505a\u5207\u5de5\u8bc4\u7ea7\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u77f3\u5934\u5e76\u975e\u6309\u73b0\u4ee3\u5706\u5f62\u660e\u4eae\u5f0f\u7684\u5207\u5de5\u6807\u51c6\u6765\u6253\u78e8\u3002<a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">GIA<\/a>).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8001\u6b27\u5207\u4e0e\u73b0\u4ee3\u5706\u5f62\u660e\u4eae\u5f0f\u5bf9\u6bd4<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u5f81<\/th><th>\u8001\u6b27\u5207<\/th><th>\u73b0\u4ee3\u5706\u5f62\u660e\u4eae\u5f0f<\/th><\/tr><\/thead><tbody>\n<tr><td>\u53f0\u9762<\/td><td>\u8f83\u5c0f<\/td><td>\u8f83\u5927<\/td><\/tr>\n<tr><td>\u51a0\u90e8<\/td><td>\u8f83\u9ad8<\/td><td>\u8f83\u4f4e<\/td><\/tr>\n<tr><td>\u4e0b\u534a\u90e8\u523b\u9762<\/td><td>\u8f83\u77ed<\/td><td>\u8f83\u957f<\/td><\/tr>\n<tr><td>\u5e95\u5c16<\/td><td>\u53ef\u89c1\uff0c\u7565\u5927\u6216\u66f4\u5927<\/td><td>\u901a\u5e38\u5f88\u5c0f\u6216\u65e0<\/td><\/tr>\n<tr><td>\u6b63\u9762\u5149\u5f71\u56fe\u6848<\/td><td>\u66f4\u5927\u3001\u5448\u300c\u5757\u72b6\u300d\u6216\u68cb\u76d8\u822c\u7684\u660e\u6697\u95ea\u5149<\/td><td>\u66f4\u5bc6\u3001\u66f4\u7ec6\u7684\u9a6c\u8d5b\u514b<\/td><\/tr>\n<tr><td>GIA \u5207\u5de5\u8bc4\u7ea7<\/td><td>\u4e0d\u505a\u5207\u5de5\u8bc4\u7ea7<\/td><td>\u6709\u5207\u5de5\u8bc4\u7ea7<\/td><\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6765\u6e90\uff1a <a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">GIA<\/a>\u636e GIA \u6240\u8ff0\uff0c\u8f83\u8001\u7684\u660e\u4eae\u5f0f\u5728\u6b63\u9762\u5448\u73b0\u66f4\u5927\u7684\u660e\u6697\u56fe\u6848\uff0c\u800c\u73b0\u4ee3\u660e\u4eae\u5f0f\u5219\u66f4\u7ec6\u5bc6\uff1b\u4e00\u4e9b\u504f\u7231\u8001\u5207\u98ce\u683c\u7684\u4e70\u5bb6\u6b63\u770b\u91cd\u8fd9\u79cd\u89c2\u611f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff0c\u662f\u6309\u8001\u6b27\u5207\u98ce\u683c\u5207\u78e8\u7684\u5b9e\u9a8c\u5ba4\u57f9\u80b2\u94bb\u77f3\u3002GIA \u8bf4\u660e\u5b9e\u9a8c\u5ba4\u57f9\u80b2\u94bb\u77f3\u4e0e\u5929\u7136\u94bb\u77f3\u672c\u8d28\u76f8\u540c\u3002<a href=\"https:\/\/4cs.gia.edu\/interactive-4cs\/more-diamond-info\/synthetics.html\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>). Most are grown by one of two methods: high-pressure, high-temperature (HPHT) or chemical vapor deposition (CVD) (<a href=\"https:\/\/www.gia.edu\/hpht-and-cvd-diamond-growth-processes\" target=\"_blank\" rel=\"noopener\">GIA<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u57f9\u80b2\u8001\u6b27\u5207\u662f\u53d7\u53e4\u8463\u5207\u5de5\u542f\u53d1\u7684\u65b0\u5207\u78e8\u77f3\u5934\uff0c\u5e76\u975e\u53e4\u8463\u3002\u6309\u7f8e\u56fd FTC \u73e0\u5b9d\u6307\u5357\uff0c\u9500\u552e\u8005\u5fc5\u987b\u6e05\u695a\u62ab\u9732\u5b9e\u9a8c\u5ba4\u57f9\u80b2\u94bb\u77f3\u5e76\u975e\u77ff\u91c7\uff0c\u4f8b\u5982\u3002<a href=\"https:\/\/www.ftc.gov\/business-guidance\/resources\/loupe-advertising-diamond-gemstones-pearls\" target=\"_blank\" rel=\"noopener\">FTC<\/a>). Oecler describes every stone it sells as lab-grown.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8001\u6b27\u5207\u4e0e\u8001\u77ff\u5207\u5bf9\u6bd4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Oecler \u540c\u65f6\u63d0\u4f9b\u8001\u6b27\u5207\u4e0e\u8001\u77ff\u5207\u57f9\u80b2\u94bb\u77f3\uff0c\u4e8c\u8005\u5e38\u88ab\u62ff\u6765\u5bf9\u6bd4\uff1a\u8001\u6b27\u5207\u66f4\u5706\uff0c\u8001\u77ff\u5207\u66f4\u504f\u65b9\u3001\u5448\u57ab\u5f62\u611f\u3002<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/old-mine-cut-diamond-guide\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>). GIA describes the old mine cut as the forerunner of today&#8217;s cushion cut (<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/cushion-cut-diamond-old-new-classic\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><\/th><th>\u8001\u6b27\u5207<\/th><th>\u8001\u77ff\u5207<\/th><\/tr><\/thead><tbody>\n<tr><td>\u8f6e\u5ed3<\/td><td>\u5706\u5f62<\/td><td>\u504f\u65b9\u3001\u57ab\u5f62\u611f<\/td><\/tr>\n<tr><td>\u5e95\u5c16<\/td><td>\u5c0f\u4e8e\u8001\u77ff\u5207<\/td><td>\u8f83\u5927<\/td><\/tr>\n<tr><td>\u5178\u578b\u53e4\u8463\u5e74\u4ee3<\/td><td>\u7ef4\u591a\u5229\u4e9a\u665a\u671f\u3001\u7231\u5fb7\u534e\u65f6\u671f\u3001\u88c5\u9970\u827a\u672f<\/td><td>\u4e54\u6cbb\u4e9a\u3001\u7ef4\u591a\u5229\u4e9a<\/td><\/tr>\n<tr><td>\u5728 Oecler<\/td><td>\u57f9\u80b2\uff0c\u88f8\u77f3\u6216\u9576\u5d4c<\/td><td>\u57f9\u80b2\uff0c\u88f8\u77f3\u6216\u9576\u5d4c<\/td><\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Oecler \u5982\u4f55\u5236\u4f5c\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u4e0e\u9996\u9970<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Oecler \u521b\u59cb\u4eba Marie \u4eb2\u81ea\u5728\u6cb3\u5357\u4ea7\u5730\u6e90\u5934\u9009\u8d2d\u57f9\u80b2\u88f8\u77f3\u3002\u5b9e\u52a1\u7ec6\u8282\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u88f8\u77f3\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff1a<\/strong> \u73b0\u8d27\u7ea6 3 \u5929\u5185\u53d1\u8d27\u3002\u65e0\u8d27\u5219\u6309\u5355\u5207\u78e8\uff0c\u7ea6 2 \u5468\u53d1\u8d27\u3002<\/li><li><strong>\u5b9a\u5236\u5f62\u72b6\uff1a<\/strong> \u9664\u7ecf\u5178\u8001\u6b27\u5207\u5916\uff0cOecler \u8fd8\u53ef\u5c06\u57f9\u80b2\u94bb\u77f3\u5b9a\u5236\u5207\u6210\u51e0\u4e4e\u4efb\u4f55\u5f62\u72b6\uff0c\u5305\u62ec\u98ce\u7b5d\u5f62\u4e0e\u732b\u8138\u5207\u3002 <a href=\"https:\/\/oecler.com\/zh\/product\/4-406ct-fancy-brown-kite-shaped-cut-lab-grown-diamond\/\">kite-shaped lab-grown diamond<\/a> and a <a href=\"https:\/\/oecler.com\/zh\/product\/1-162ct-d-e-kitty-cut-lab-grown-diamond\/\">cat-face cut lab-grown diamond<\/a>. Custom shapes are cut to order.<\/li><li><strong>\u91d1\u5c5e\uff1a<\/strong> \u8db3\u91d1 14K \u6216 18K \u9ec4\u91d1\u3001\u8db3\u91d1 14K \u6216 18K \u767d\u91d1\uff0c\u6216\u94c2\u91d1\u3002<\/li><li><strong>\u9996\u9970\u5de5\u671f\uff1a<\/strong> \u6309\u5355\u5b9a\u5236\u4f5c\u54c1\u7ea6\u9700 3\u20135 \u5468\uff0c\u5176\u540e\u5728\u9014 7\u201310 \u5929\uff0c\u5411\u7f8e\u56fd\u3001\u82f1\u56fd\u6216\u6fb3\u5927\u5229\u4e9a\u514d\u8d39 DDP \u914d\u9001\u3002<\/li><li><strong>\u4ef7\u683c\u53c2\u8003\uff1a<\/strong> Oecler rings, including OEC rings, are typically priced between about $2,000 and $5,000.<\/li><li><strong>\u62a5\u544a\uff1a<\/strong> \u9ed8\u8ba4\u4e0d\u9644\u8bc1\u4e66\u3002\u53ef\u6309\u9700\uff1a\u88f8\u77f3\u57f9\u80b2\u94bb\u77f3\u53ef\u7533\u8bf7 IGI \u62a5\u544a\uff08\u7ea6\u53e6\u52a0 20 \u5929\uff0c$50\uff09\uff1b\u6210\u54c1\u9996\u9970\u53ef\u7533\u8bf7 NGTC \u62a5\u544a\uff08\u7ea6 3 \u5929\uff0c\u514d\u8d39\uff09\u3002<\/li><li><strong>\u653f\u7b56\uff1a<\/strong> \u88f8\u77f3\u4e0e\u5b9a\u5236\u4f5c\u54c1\u4e3a\u6700\u7ec8\u552e\u51fa\u3001\u4e0d\u53ef\u9000\u3002\u5b9a\u5236\u4f5c\u54c1\u542b\u514d\u8d39\u7ec8\u8eab\u517b\u62a4\uff08\u8fd0\u8d39\u81ea\u7406\uff09\u3002<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u6311\u9009\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff1a\u6e05\u5355<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li><strong>\u8be2\u95ee\u6bd4\u4f8b\u3002<\/strong> \u5bf9\u7167\u53f0\u9762\u767e\u5206\u6bd4\u3001\u51a0\u89d2\u3001\u4e0b\u534a\u90e8\u523b\u9762\u957f\u5ea6\u4e0e\u5e95\u5c16\u63cf\u8ff0\uff0c\u4e0e GIA \u5bf9\u7ecf\u5178\u8001\u6b27\u5207\u7684\u6807\u51c6\u6bd4\u8f83\u3002<\/li><li><strong>\u89c2\u5bdf\u5b83\u5982\u4f55\u52a8\u3002<\/strong> \u8001\u6b27\u5207\u5448\u73b0\u5bbd\u9614\u3001\u5757\u72b6\u7684\u95ea\u5149\uff0c\u800c\u975e\u73b0\u4ee3\u660e\u4eae\u5f0f\u90a3\u79cd\u7ec6\u5bc6\u95ea\u70c1\u3002<\/li><li><strong>\u8ba9\u91d1\u5c5e\u914d\u5408\u60a8\u60f3\u8981\u7684\u98ce\u683c\u3002<\/strong> GIA&#8217;s metal guide links yellow gold with a Victorian look and white gold with an Edwardian or Art Deco look (<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/buying-guide-white-yellow-rose-gold-engagement-rings\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>). For warmer-toned diamonds in an antique style, GIA notes that warm metals can make the diamond look more colorless, while white gold and platinum can bring out yellow or brown hues (<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/guide-diamond-shapes-engagement-rings\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>).<\/li><li><strong>\u4e3a\u53ef\u89c1\u5e95\u5c16\u505a\u89c4\u5212\u3002<\/strong> \u5e95\u5c16\u662f\u8001\u6b27\u5207\u5916\u89c2\u7684\u4e00\u90e8\u5206\uff0c\u8bf7\u5728\u4e0b\u5355\u524d\u51b3\u5b9a\u662f\u5426\u559c\u6b22\uff0c\u800c\u4e0d\u662f\u4e8b\u540e\u3002<\/li><li><strong>\u4e0b\u5355\u524d\u51b3\u5b9a\u662f\u5426\u8981\u62a5\u544a\u3002<\/strong> Oecler \u7684\u88f8\u77f3\u4e3a\u6700\u7ec8\u552e\u51fa\u3001\u4e0d\u53ef\u9000\uff0c\u56e0\u6b64\u8bf7\u5728\u4e0b\u5355\u65f6\u7533\u8bf7 IGI \u62a5\u544a\u3002<\/li><li><strong>\u6838\u5bf9\u65f6\u95f4\u7ebf\u3002<\/strong> \u628a\u5207\u78e8\u65f6\u95f4\uff08\u82e5\u6309\u5355\u5207\u78e8\uff09\u3001\u9576\u5d4c 3\u20135 \u5468\uff0c\u4ee5\u53ca\u62a5\u544a\u6240\u9700\u989d\u5916\u65f6\u95f4\u4e00\u5e76\u7b97\u4e0a\u3002<\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4f55\u4e3a\u590d\u53e4\u98ce\u683c\u6212\u6307\u9009\u62e9\u8001\u6b27\u5207\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8001\u6b27\u5207\u8ba9\u6212\u6307\u5448\u73b0\u53e4\u8463\u98ce\u683c\uff0c\u5374\u4e0d\u5fc5\u9762\u5bf9\u771f\u53e4\u8463\u77f3\u5e38\u89c1\u7684\u54c1\u76f8\u95ee\u9898\u3002Oecler \u7684\u8bbe\u8ba1\u7075\u611f\u6765\u81ea\u590d\u53e4\u9996\u9970\uff1b\u628a\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9576\u5728\u8db3\u91d1\u6216\u94c2\u91d1\u4e0a\uff0c\u662f\u76f4\u63a5\u83b7\u5f97\u53e4\u8463\u73e0\u5b9d\u4e70\u5bb6\u6240\u7231\u3001\u66f4\u67d4\u548c\u66f4\u5bbd\u9614\u5149\u5f71\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u54a8\u8be2\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u6216\u5b9a\u5236\u5207\u5de5\uff0c\u8bf7\u53d1\u90ae\u4ef6\u81f3 info@oecler.com\uff0c\u6216\u901a\u8fc7 WhatsApp \u8054\u7cfb Oecler\uff1a+8615902127864\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1792727500176\"><strong class=\"schema-faq-question\">\u4ec0\u4e48\u662f\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u7528\u300c\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u300d\u6307\u6309\u8001\u6b27\u5207\u98ce\u683c\u5207\u78e8\u7684\u5b9e\u9a8c\u5ba4\u57f9\u80b2\u94bb\u77f3\u3002<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/guide-diamond-shapes-engagement-rings\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>), but the stone itself is newly grown and newly cut.<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500177\"><strong class=\"schema-faq-question\">\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u662f\u771f\u94bb\u77f3\u5417\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u51fa\u552e\u7684\u6bcf\u4e00\u9897\u8001\u6b27\u5207\u77f3\u5934\u90fd\u662f\u57f9\u80b2\u94bb\u77f3\uff1a\u771f\u94bb\u77f3\uff0c\u5728\u5b9e\u9a8c\u5ba4\u4e2d\u751f\u957f\uff0c\u800c\u975e\u77ff\u91c7\u3002<a href=\"https:\/\/4cs.gia.edu\/interactive-4cs\/more-diamond-info\/synthetics.html\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>).<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500178\"><strong class=\"schema-faq-question\">\u8001\u6b27\u5207\u4e0e\u8001\u77ff\u5207\u6709\u4f55\u4e0d\u540c\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u540c\u65f6\u63d0\u4f9b\u57f9\u80b2\u8001\u6b27\u5207\u4e0e\u8001\u77ff\u5207\u94bb\u77f3\u3002\u8001\u6b27\u5207\u66f4\u5706\uff1b\u8001\u77ff\u5207\u66f4\u504f\u65b9\u3001\u5448\u57ab\u5f62\u611f\u3002<a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/old-mine-cut-diamond-guide\/\" target=\"_blank\" rel=\"noopener\">GIA 4Cs<\/a>).<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500179\"><strong class=\"schema-faq-question\">GIA \u7ed9\u8001\u6b27\u5207\u94bb\u77f3\u505a\u5207\u5de5\u8bc4\u7ea7\u5417\uff1f<\/strong><p class=\"schema-faq-answer\">\u82e5\u60a8\u5411 Oecler \u8d2d\u4e70\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\uff0c\u4e86\u89e3 GIA \u4e0d\u5bf9\u8001\u6b27\u5207\u505a\u5207\u5de5\u8bc4\u7ea7\u4f1a\u6709\u5e2e\u52a9\u3002<a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">GIA<\/a>).<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500180\"><strong class=\"schema-faq-question\">\u4ece Oecler \u62ff\u5230\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9700\u8981\u591a\u4e45\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u7684\u73b0\u8d27\u88f8\u77f3\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u7ea6 3 \u5929\u5185\u53d1\u8d27\uff1b\u65e0\u8d27\u5219\u6309\u5355\u5207\u78e8\uff0c\u7ea6 2 \u5468\u53d1\u8d27\u3002\u9576\u5d4c\u9996\u9970\u6309\u5355\u5b9a\u5236\u7ea6 3\u20135 \u5468\uff0c\u5176\u540e\u5411\u7f8e\u56fd\u3001\u82f1\u56fd\u6216\u6fb3\u5927\u5229\u4e9a\u514d\u8d39 DDP \u914d\u9001\u7ea6 7\u201310 \u5929\u3002<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500181\"><strong class=\"schema-faq-question\">Oecler \u7684\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9644\u5e26\u8bc1\u4e66\u5417\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u9ed8\u8ba4\u4e0d\u9644\u8bc1\u4e66\u3002\u53ef\u6309\u9700\uff1a\u88f8\u77f3\u57f9\u80b2\u94bb\u77f3\u53ef\u7533\u8bf7 IGI \u62a5\u544a\uff0c\u5728\u6b63\u5e38\u5236\u4f5c\u65f6\u95f4\u4e0a\u53e6\u52a0\u7ea6 20 \u5929\uff0c\u8d39\u7528 $50\uff1b\u6210\u54c1\u9996\u9970\u53ef\u7533\u8bf7 NGTC \u62a5\u544a\uff0c\u7ea6 3 \u5929\uff0c\u514d\u8d39\u3002<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500182\"><strong class=\"schema-faq-question\">\u88f8\u77f3\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u53ef\u4ee5\u9000\u8d27\u5417\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u7684\u88f8\u77f3\u4e0e\u5b9a\u5236\u4f5c\u54c1\u4e3a\u6700\u7ec8\u552e\u51fa\u3001\u4e0d\u53ef\u9000\u3002\u73b0\u8d27\u53ef\u53d1\u9996\u9970\u53ef\u5728\u53d1\u8d27\u540e 7 \u5929\u5185\u9000\u8d27\uff1b\u987e\u5ba2\u627f\u62c5\u9000\u8d27\u8fd0\u8d39\uff0c\u4e0d\u63d0\u4f9b\u6362\u8d27\u3002<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1792727500183\"><strong class=\"schema-faq-question\">\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u53ef\u4ee5\u9576\u5728\u54ea\u4e9b\u91d1\u5c5e\u4e0a\uff1f<\/strong><p class=\"schema-faq-answer\">Oecler \u5c06\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9576\u4e8e\u8db3\u91d1 14K \u6216 18K \u9ec4\u91d1\u3001\u8db3\u91d1 14K \u6216 18K \u767d\u91d1\uff0c\u6216\u94c2\u91d1\u3002<\/p><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6765\u6e90\uff1a<\/strong> GIA, <a href=\"https:\/\/www.gia.edu\/gia-news-research-round-brilliant-cut-diamond-pay\" target=\"_blank\" rel=\"noopener\">\u63cf\u8ff0 58 \u9762\u5706\u5f62\u660e\u4eae\u5f0f\u5207\u5de5\u94bb\u77f3<\/a>; GIA 4Cs, <a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/old-mine-cut-diamond-guide\/\" target=\"_blank\" rel=\"noopener\">Guide to old mine cut diamonds<\/a>; GIA 4Cs, <a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/cushion-cut-diamond-old-new-classic\/\" target=\"_blank\" rel=\"noopener\">Cushion cut diamond<\/a>; GIA 4Cs, <a href=\"https:\/\/4cs.gia.edu\/interactive-4cs\/more-diamond-info\/synthetics.html\" target=\"_blank\" rel=\"noopener\">Laboratory-grown diamonds<\/a>; GIA, <a href=\"https:\/\/www.gia.edu\/hpht-and-cvd-diamond-growth-processes\" target=\"_blank\" rel=\"noopener\">HPHT and CVD growth processes<\/a>; GIA 4Cs, <a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/buying-guide-white-yellow-rose-gold-engagement-rings\/\" target=\"_blank\" rel=\"noopener\">\u767d\u91d1\u3001\u9ec4\u91d1\u4e0e\u73ab\u7470\u91d1\u8ba2\u5a5a\u6212<\/a>; GIA 4Cs, <a href=\"https:\/\/4cs.gia.edu\/en-us\/blog\/guide-diamond-shapes-engagement-rings\/\" target=\"_blank\" rel=\"noopener\">Guide to diamond engagement ring shapes<\/a>; FTC, <a href=\"https:\/\/www.ftc.gov\/business-guidance\/resources\/loupe-advertising-diamond-gemstones-pearls\" target=\"_blank\" rel=\"noopener\">Advertising diamonds, gemstones and pearls<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oecler \u662f Marie \u521b\u7acb\u7684\u76f4\u9762\u6d88\u8d39\u8005\u7684\u9ad8\u7ea7\u73e0\u5b9d\u54c1\u724c\uff0c\u63d0\u4f9b\u590d\u53e4\u7075\u611f\u7684\u57f9\u80b2\u94bb\u77f3\u4e0e\u57f9\u80b2\u5f69\u8272\u5b9d\u77f3\u9996\u9970\uff0c\u9576\u4e8e\u8db3\u91d1\u6216\u94c2\u91d1\u3002 <a href=\"https:\/\/oecler.com\/zh\/\">oecler.com<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f8\u5173\uff1a <a href=\"https:\/\/oecler.com\/zh\/product-category\/loose-stones\/lab-grown-diamonds\/\">\u57f9\u80b2\u94bb\u77f3<\/a>, <a href=\"https:\/\/oecler.com\/zh\/product-category\/bridal\/engagement-rings\/\">engagement rings<\/a>, <a href=\"https:\/\/oecler.com\/zh\/custom\/\">custom jewelry<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Oecler offers old European cut (OEC) lab-grown diamonds, sold loose or set in solid 14K or 18K gold or platinum. In-stock loose stones ship within 3 days, and out-of-stock stones are cut to order and ship in about 2 weeks. This guide explains how an old European cut differs from a modern round brilliant, why [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[],"class_list":["post-2102","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Old European Cut Lab-Grown Diamonds: OEC Buying Guide | Oecler<\/title>\n<meta name=\"description\" content=\"What is an old European cut (OEC) lab-grown diamond? Oecler explains the cut, how it compares to a round brilliant, and how to order one.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/oecler.com\/zh\/old-european-cut-lab-grown-diamond-guide\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Old European Cut Lab-Grown Diamonds: OEC Buying Guide | Oecler\" \/>\n<meta property=\"og:description\" content=\"What is an old European cut (OEC) lab-grown diamond? 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The style rose to prominence in the late 1800s and early 1900s (GIA 4Cs), but the stone itself is newly grown and newly cut.","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500177","position":2,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500177","name":"\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u662f\u771f\u94bb\u77f3\u5417\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Every old European cut stone Oecler sells is a lab-grown diamond: a real diamond grown in a laboratory instead of mined. GIA says lab-grown diamonds have essentially the same chemical composition, crystal structure, and optical and physical properties as natural diamonds (GIA 4Cs).","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500178","position":3,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500178","name":"\u8001\u6b27\u5207\u4e0e\u8001\u77ff\u5207\u6709\u4f55\u4e0d\u540c\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oecler offers both lab-grown old European cut and old mine cut diamonds. The old European cut is round, while the old mine cut is squarish or cushion-shaped with a larger culet (GIA 4Cs).","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500179","position":4,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500179","name":"GIA \u7ed9\u8001\u6b27\u5207\u94bb\u77f3\u505a\u5207\u5de5\u8bc4\u7ea7\u5417\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"If you are buying an OEC lab-grown diamond from Oecler, it helps to know that GIA does not apply a cut grade to old European cuts. GIA identifies the style by table size, crown angle, lower-half length and culet size instead (GIA).","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500180","position":5,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500180","name":"\u4ece Oecler \u62ff\u5230\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9700\u8981\u591a\u4e45\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oecler ships in-stock loose OEC lab-grown diamonds within 3 days, and out-of-stock stones are cut to order and ship in about 2 weeks. Set jewelry is made to order in 3\u20135 weeks, followed by 7\u201310 days of free DDP shipping to the US, UK or Australia.","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500181","position":6,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500181","name":"Oecler \u7684\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u9644\u5e26\u8bc1\u4e66\u5417\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oecler does not include a certificate by default. On request, a loose lab-grown diamond can get an IGI report, which adds about 20 days on top of normal production time and costs $50, and finished jewelry can get an NGTC report in about 3 days at no charge.","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500182","position":7,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500182","name":"\u88f8\u77f3\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u53ef\u4ee5\u9000\u8d27\u5417\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oecler sells loose stones and custom pieces as final sale. Ready-to-ship jewelry can be returned within 7 days of shipment; the customer pays return shipping, and exchanges are not offered.","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"},{"@type":"Question","@id":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500183","position":8,"url":"https:\/\/oecler.com\/old-european-cut-lab-grown-diamond-guide\/#faq-question-1792727500183","name":"\u8001\u6b27\u5207\u57f9\u80b2\u94bb\u77f3\u53ef\u4ee5\u9576\u5728\u54ea\u4e9b\u91d1\u5c5e\u4e0a\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oecler sets OEC lab-grown diamonds in solid 14K or 18K yellow gold, solid 14K or 18K white gold, or platinum.","inLanguage":"zh-Hans"},"inLanguage":"zh-Hans"}]}},"_links":{"self":[{"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/posts\/2102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/comments?post=2102"}],"version-history":[{"count":1,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/posts\/2102\/revisions"}],"predecessor-version":[{"id":2113,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/posts\/2102\/revisions\/2113"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/media\/2109"}],"wp:attachment":[{"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/media?parent=2102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/categories?post=2102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oecler.com\/zh\/wp-json\/wp\/v2\/tags?post=2102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}