
Uncut 37-Carat Diamond Splits Pink and Colorless, Revealing Dual Growth
A 37.41-carat uncut diamond from Botswana’s Karowe mine is split into pink and colorless halves with a sharp boundary, indicating two distinct growth phases and differential deformation; scientists at GIA classify it as Type IIa and are using non-destructive imaging to map internal features while the stone remains uncut for ongoing study.











