A French ruby and diamond ring, 2.77cts, Burma, no heat

A French ruby and diamond ring, c.1940's, the oval-shaped ruby weighs 2.77cts within a surround of old cushion-shaped diamonds in platinum on gold, French control marks, maker's mark (rubbed), size M

Accompanied by report number 9711079 dated 17 November 1997 from Gubelin stating that the cushion-shaped ruby is a natural ruby with no indications of heat treatment. Origin: Burma (Myanmar).

Accompanied by report number 79192-34 dated 17 December 2018 from GCS stating that the cushion-shaped ruby weighs 2.77cts and is a natural ruby with no indications of heat treatment. Origin: Burma: Myanmar.