Gem news from GIA Dec 2025
Gem news from GIA Dec 2025 Extraordinary Large Bicolor Natural Rough Diamond Sally Eaton-Magaña, Kgotlaetsho Baatshwana, and Norma-Jean Osi October 15, 2025 Figure 1. This 37.41 ct rough diamond has distinct pink and colorless zones. Photos by Tebogo Hambira. Rough pink diamonds are rarely found, and although the cause of color has been correlated with … Read more