Weight: 18.38 carats*
Dimensions: 17 x 18.5 (w) x 7.17 mm*
Weight of Rough: 3,106 carats
Origin: Premier Mine, South Africa
Date Found: 1905
Current Location: Tower of London; British Crown Jewels
*Weight, length, and width from the Asscher diaires, October 1908.
Depth is from GemCad modeling.