Very Fine sapphire ring, 7.67克拉 天然 「緬甸皇家藍」未經加熱藍寶石 戒指

Set with a cushion-shaped sapphire weighing 7.67 carats, size 52.

Accompanied by SSEF report no. 83637, dated 18 January 2016, and Gübelin report no. 21060002, dated 9 June 2021, each stating that the sapphire is of Burmese origin, with no indications of heating, SSEF stating 'Royal Blue' colour.