French vintage marquise ring 18k gold set with a 0.70-carat synthetic opal cabochon in prong settings

Magnificent antique goldsmith work.

Size: 47.5 FR / 4.25 US

Weight: 1.64 g

Opal size: 15 x 5 x 3 mm (estimated at 0.70 carats)

Micro scratches from use.

Owl hallmark (French hallmark).

SKU : A05395