Sapphire 1.33 ct other A very rare cobalt spinel

A very rare cobalt spinel from Vietnam

An amazing blue Sapphire with a slight purple secondary from small-scale mining in Ilakaka

A saturated green emerald from small-scale mining in Brazil

cut into our rounded pear/egg shape and sourced from small-scale mining in Madagascar

Sapphire 1.33 ct other A very rare cobalt spinelA yellowish sapphire from small scale mining in Ilakaka, Madagascar. Cut into a contemporary round brilliant. Disclaimer: This Sapphire was purchased as unheated rough directly at the mine. Our internal examination showed no signs of heat treatment, and in the past, over 95% of this material has been confirmed as unheated by external laboratories. If you would like verification by an external gemologist or laboratory, we can arrange this. Please note