Bidspirit auction | Opal-tanzanite ring GG 375/000 with

Opal-tanzanite ring GG 375/000 with on - Opal-tanzanite ring GG 375/000 with one oval faceted opal 8 x 6 mm and 12 round faceted tanzanites 2.7 mm, RG 56, 2.6 g