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- Certified Diamonds, Gemstones Jewelery Grading | IGI
Explore IGI diamonds and gemstone certification trusted worldwide for quality authenticity Learn about IGI’s grading standards global certification process
- Verify Your Report - IGI
This report provides an opinion by IGI, and neither IGI’s original client nor any purchaser of the article shall rely on this report as a guarantee, appraisal, or warranty Opinions provided by third-party laboratories may vary depending on when, how and by whom the article was examined
- Lab Grown Diamond Report Certification For Authenticity - IGI
Without disassembling mounted stones or complex pieces, IGI experts perform thorough, objective analysis IGI screens every gemstone using state of the art technologies to determine naturally mined, laboratory grown or simulant origin
- Contact IGI
Have an enquiry related to education, an interest in our online courses, or just a question that needs answered? Contact IGI today
- Diamond Reports For Authenticity With Certification - IGI
An IGI Diamond Report is your foundation for informed and confident diamond ownership Our reports, renowned for their accuracy, deliver expert analysis supported by detailed diamond certification, outlining that specific gemstone’s qualities and characteristics
- Jewelry Reports: In-Depth Evaluation Certification - IGI
Without disassembling heirlooms or complex pieces, IGI performs thorough, objective and expert analysis of finished jewelry items IGI screens every gemstone using state of the art technologies to determine naturally mined, laboratory grown or simulant origin
- 认证钻石、宝石和珠宝分级 | IGI
了解 igi 钻石和宝石认证，其质量和真实性在全球范围内广受信赖。了解 igi 的分级标准和全球认证流程。
- 用于鉴定真伪的宝石鉴定报告 | IGI
igi 共同创造了现代激光刻字工艺。 使用非常精细和精确的激光束，可以将字母数字字符、品牌徽标甚至个性化信息刻在钻石的腰围或外圆周上。 使用激光在钻石腰部添加报告编号，可在放大镜下快速识别宝石，验证其所有宝石学细节。
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