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6 de mai. de 2024 · Future Competition: Gemological Institute of America's Fastest Growing Competitors These companies are in the same general field as Gemological Institute of America and are rapidly expanding. Companies may grow organically or through acquisition. In some cases apparently high growth rates may be caused by data that weren't available in previous ...
Há 4 dias · The Asian Institute of Gemological Sciences (AIGS) was founded in 1978 in Bangkok, Thailand, by the late Waing Kong Ho. A pioneer of Thailand’s gemstone industry, W.K Ho is recognized for bringing modernity and growth to Bangkok, the gemstone capital of the world. He is also credited for building Asia’s largest gems and jewellery trading ...
10 de mai. de 2024 · Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry. Welcome to GIA. Students around ...
5 de mai. de 2024 · This stunning gem, deemed “a unique treasure of nature” by the Swiss Gemological Institute, sold for $32.42 million at auction in 2015. Myanmar’s smaller rubies are thankfully more affordable, though they still command a premium compared to other rubies available in the consumer market.
Há 9 horas · pure-star.com/products/josie-round-lab-grown-diamond-ring-1ct-10k-white-gold- 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝: International Gemological Institute (IGI) ($50 ...
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Há 3 dias · 培育钻石的权威证书通常由一些著名的 gemological 实验室或机构颁发，这些实验室拥有国际认可和声誉。. 其中一些知名的权威证书包括： 1、GIA（Gemological Institute of America）： GIA 是全球最知名的 gemological 实验室之一，其评估和认证被广泛认可。. GIA 的证书提供了 ...
Há 2 dias · The International Gemological Institute (IGI) will begin issuing grading reports for moissanite through a partnership with jewelry company Charles & Colvard. The certificates, which will cover both loose gemstones and moissanite jewelry, will feature unique identifiers that tie them back to each laser-inscribed stone, IGI said last week. The ...
