Bidspirit auction | 5.72ct 13.5x12.7mm IF Trillion Natural

5.72ct 13.5x12.7mm IF Trillion Natural Green Amethyst, Brazil - Great Gemstone sale! The auction house is responsible for all natural gems. It is possible that the stones underwent some treatment like LASER DRILLING, KM, FRACTURE FILLING, IRRADIATION, ANNEALING and etc. The auction house is unable to check this resolution.