Skip to content

Jewelry and Gem | wholesale from factories

Consumer Clarity

【USA】GIA Introduces New Grading System for Lab-Grown Diamonds

June 13, 2025 by JemInfo_JewelryGem

Editor’s NoteThe GIA is replacing its traditional 4Cs grading for lab-grown diamonds with new “Premium” and “Standard” descriptive categories,…

Categories Diamond Jewelry, Jewelry News, Lab-Grown Diamonds, Retail & Market Tags 4Cs, Consumer Clarity, Diamond Grading, Gemological Institute of America, Gemology, GIA, Jewelry Industry, Lab-Grown Diamonds, Market Differentiation, Premium Diamonds, Standard Diamonds, Synthetic Diamonds

Loose Gemstones
Fine Jewelry
Jewelry News

Ship-from location

Wuzhou Gemstone City — Open in Google Maps

© 2008-2026 Jewelry and Gem | wholesale from factories