Yellow gold and ruby ​​ring

A ring set with a ruby ​​and diamonds in 18k yellow gold (750/1000). One oval-cut ruby, weighing approximately 0.8 ct, is surrounded by 18 brilliant-cut diamonds, weighing approximately 0.09 ct in total (each diamond weighing approximately 0.005 ct), and 8 tapered-cut diamonds, weighing approximately 0.08 ct in total (each diamond weighing approximately 0.01 ct). The band measures 1.3 cm wide and measures 53 cm in size. The ring weighs 4.16 g. It bears the owl hallmark and is in excellent condition.