Pink sapphire, ruby and diamond ring, 1920s

Set with a cushion-shaped pink sapphire weighing 9.50 carats, between shoulders embellished with calibré-cut rubies and diamonds, size 54, French assay mark for platinum.

Accompanied by SSEF report no. 145926, dated 16 April 2025, stating that the sapphire is of Burmese origin, with no indications of heating, with a minor amount of oil in fissures.