18K YELLOW GOLD, PURPLE SAPPHIRE RING (WITH CERTIFICATE)

18k yellow gold ring set with a purple tanzanian sapphire weighing 8 ct. Sapphire accompanied by the GRD report number GRS2021-057572 dated 28th May 2021, statting the following : Carat weight : 7.85 ct. Shape and cutting style : oval brilliant, Measurements : 14.68 x10.01 x 6 mm Colour : purple Comments : no indication of thermal treatment Origin : Umba (Tanzania) size 53 gross weight : 3,8 gr.