13
Sep
28
Jun
GIA to Discontinue 4Cs Grading System for Lab-Grown Diamonds
https://www.diamondworld.net/news/gia-to-discontinue-4cs-grading-system-for-la...
11
Jun
Tanzanite Prices & Value – For 2025 and A Historical Perspective
GIA GEMOLOGIST ARTICLE
05
Mar
21
Feb
Tanzanite: The stunning gemstone that became the new trend in jewelry and investments
27 March 2025 - 14:47
The most r...
