COLOURED SAPPHIRE AND DIAMOND RING, BULGARI

COLOURED SAPPHIRE AND DIAMOND RING, BULGARI Cushion-shaped pink sapphire of 10.85 carats, half-moon-shaped diamonds, gold, ring size 6 ½, signed Bvlgari, brown Bulgari case Gübelin, 2018, report no. 18090132: 10.85 carats, Sri Lanka (Ceylon), no indications of heating