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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Washington Diamonds Corporation ： ウィキペディア英語版 Washington Diamonds Corporation Washington Diamonds Corporation is a company in the Washington D.C. area producing lab-grown diamonds for both jewelry and hi-tech applications. ==Diamond production== Washington Diamonds Corporation uses chemical vapor deposition (CVD) to grow diamonds. More specifically, they use a single crystal technique licensed from the Geophysical Laboratory of the Carnegie Institution of Washington.〔 Washington Diamonds Corporation announced its first commercially available diamonds on September 18, 2012. The company is producing diamonds with sizes ranging from 0.5 to 2.5 carats, colors ranging from D to I, and clarities ranging from SI to VVSI. Shapes produced include round, cushion, princess, oval, pear, Asscher, radiant, heart and emerald. The diamonds were originally certified by the American Gemological Society (AGS),〔(【引用サイトリンク】title=AGS CERTIFIED )〕 until the AGS stopped grading lab-grown diamonds. The diamonds are now certified by the International Gemological Institute (IGI). Robbins Brothers and Brilliant Earth are the primary customers. Washington Diamonds Corporation is also the supplier for the Carnegie Institution. Although Washington Diamonds Corporation is currently focused primarily on the gem market, it plans to move further into the technology sector in the future.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Washington Diamonds Corporation」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.