Important Modern & Vintage Timepieces
Geneva, Jun 28, 2020
RETRO EMERALD, SAPPHIRE AND DIAMOND RING
Octagonal-cut emerald of 10.37 carats, old-cut diamonds, calibré-cut sapphires, gold, 1940s, size 50 GRS 2018, report no GRS2018-077101 and appendix, 10.37 carats, Colombia, insignificant oil-type treatment (no resin found)
Brand Unsigned