Ametrine 001 from Bolivia Stone: © ICA/Columbia Gem House/Van Rossen

Ametrine 002 Bolivian Ametrine 55.65 cts © ICA/Michael M. Dyber

Ametrine 003 Mixed-cut © ICA/Weldon

Ametrine 004 © ICA/Weldon

Ametrine_s001 © ICA/Stuller/Weldon

Ametrine_Fancy_59_s002 © ICA/Stuller/Weldon

Ametrine_fancy_s003 © ICA/Stuller/Weldon