Yellow Sapphire and Diamond Ring | 51.50克拉 天然「斯里蘭卡」未經加熱黃色剛玉 配 鑽石 戒指

Yellow Sapphire and Diamond Ring

51.50克拉 天然「斯里蘭卡」未經加熱黃色剛玉 配 鑽石 戒指

Set with a step-cut yellow sapphire weighing 51.50 carats, to the scrolled frame, gallery and shoulders, decorated with brilliant-cut diamonds, mounted in 18 karat white and yellow gold, size 6¼.  

Accompanied by Gübelin report no. 22071240, dated 27 July 2022, stating that the yellow sapphire is of Ceylon origin, with no indications of heating; further accompanied by an appendix stating that the "yellow sapphire... possesses a richly saturated and homogeneous colour and a finely proportioned cut... has been spared of thermal treatment. Such a combination of characteristics is rare in natural yellow sapphire of this size".

Also accompanied by GRS Platinum Rarity Award report.