Cocktail ring in yellow gold and diamond

18k yellow gold (750/1000) ring set with diamonds and rubies. Twelve brilliant-cut diamonds, totaling approximately 0.84 ct (each diamond weighing approximately 0.05 ct), are surrounded by six round-cut rubies, totaling approximately 0.84 ct (each ruby ​​weighing approximately 0.05 ct). Width at the top: 1.16 cm. Ring size: 57. Total weight: 14.21 g. Owl hallmark. Excellent condition.