"Antique Gold Ring With Opal And Diamonds."
Antique ring with opal and diamonds in 18 carat yellow gold (grade 750) and platinum elements. Ring with an oval opal weighing approximately 0.60 ct, surrounded by 14 antique brilliant-cut diamonds with a total weight of approximately 1.00 ct (color H, clarity SI). Weight: 3.4 g. Size: 56 - ask for the possibility of size adjustment. Very good condition, no damage. A gemological certificate is included with the purchase. Origin: Western Europe, first half of the 20th century. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato