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Precautions for the maintenance and wearing of rubies

By admin | 2020年8月17日 | 0 Comments

Ruby, a …

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Announcement: IGA (International Gemstone Association Laboratory) Subject: 66th Gem and Jewelry Fair

By admin | 2020年8月7日 | 0 Comments

Chanthaburi, The Gem capital

By admin | 2020年6月8日 | Comments Off on Chanthaburi, The Gem capital

庄他武里是泰国东部的一个府, 人们更爱它的另一个名字——尖竹汶。 …

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The 65th Thailand Bangkok Jewelry Fair in 2020 & know about IGA laboratory

By admin | 2020年6月8日 | Comments Off on The 65th Thailand Bangkok Jewelry Fair in 2020 & know about IGA laboratory

2020年2月29日, 第65届曼谷国际珠宝展落下帷幕。 …

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