Yellow gold, jade and diamond ring

Jade and diamond ring in 18k yellow gold (750/1000). A jade cabochon, weighing approximately 0.47 ct, is surrounded by eight brilliant-cut diamonds, weighing approximately 0.8 ct each (each diamond weighing approximately 0.1 ct). Width at the top: 1.25 cm. Ring size: 50. Total weight: 12.24 g. Owl hallmark. Excellent condition.