搜尋結果
GIA 成立于 1931 年，是一家独立的非盈利机构，通过研究、教育和鉴定所服务来保护购买宝石和珠宝的大众。.
Citrine. Citrine is the transparent, pale yellow to brownish orange variety of quartz. View the Gem Encyclopedia. Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
無論您是要開展新的職業生涯，還是在職業生涯的旅程中邁出下一步，GIA 課程都被視為寶石和珠寶培訓和專業發展的巔峰。. 我們採用最新的研究、技術和久經考驗的技能進行教學，同時把專業誠信的重要性灌輸給學生。. GIA 證書是知識和信任的象徵，是全球 ...
6 天前 · GIA 秉承誠信、學術、科學和專業精神的最高標準，致力於教育、研究、鑑定所服務和儀器開發。. GIA 成立於 1931 年，是全世界鑽石、有色寶石和珍珠領域的最高權威機構。. GIA 香港充分利用 GIA 數十年來的創新研究，提供全球首屈一指的寶石和珠寶培訓 ...
You can manage your team members and provide access to My Laboratory, update payment preferences, view open balances and create shipping memos. Also, view and manage the status of your items being graded at a GIA laboratory, add services, print reports, download GIA report PDFs and much more.
Report Check. GIA reports represent the highest standard of reliability, consistency and integrity. And now, GIA Report Check is available for all GIA reports, providing you with an additional level of assurance.
<link rel="stylesheet" href="https://use.typekit.net/aoe4wgi.css"/><link rel="stylesheet" href="https://use.typekit.net/heg5qxh.css"/> <iframe src="https://www ...
