Cocktail ring in rose gold, platinum and diamond

Retro rose gold ring. 18k yellow gold (750/1000) and platinum (950/1000). Set with old-cut diamonds. One diamond weighing approximately 0.14 ct. Surrounded by 12 diamonds weighing approximately 0.22 ct. (8 diamonds weighing approximately 0.05 ct and 4 diamonds weighing approximately 0.005 ct). Total diamond weight approximately: 0.36 ct. Width at the top: 1.87 cm. Ring size: 52. Total weight: 17.71 g. Owl hallmark. Excellent condition.