Important Modern & Vintage Timepieces
Geneva, Jun 28, 2020
SAPPHIRE AND DIAMOND RING
Rectangular step-cut sapphire of 6.29 carats, baguette et fancy-cut diamonds, platinum, 1930s, size 51 Gübelin 2015, report no 15075106, 6.29 carats, Sri Lanka (Ceylon), No indications of heating
Brand Gubelin