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寶石鑑定所 & 證書
鑽石鑑定所即是負責鑽石評級的機構,發行鑽石評級證書,證書會詳細列明鑽石的特質:4C、螢光反應、對稱度等。
寶石鑑定所 & 證書
鑽石鑑定所即是負責鑽石評級的機構,發行鑽石評級證書,證書會詳細列明鑽石的特質:4C、螢光反應、對稱度等。
About fancy colored diamonds
Colored diamonds are formed when other elements are mixed into the diamond during crystallization, giving it the characteristic of bright colors. In addition to size, the preciousness of colored diamonds...
About fancy colored diamonds
Colored diamonds are formed when other elements are mixed into the diamond during crystallization, giving it the characteristic of bright colors. In addition to size, the preciousness of colored diamonds...