Bidspirit auction | Multicolor ring WG 750/000 wit

Multicolor ring WG 750/000 wit - Multicolor ring WG 750/000 with an oval opal doublet 8 x 5.5 mm in blue-green play of colors, a round gemstone cabochon 6.5 mm, white, 2 round faceted red spinels 2.5 mm and a brilliant-cut diamond 0.04 ct W/SI, RG 58, 5.6 g