Ruby yellow gold ring

Ring set with a ruby and diamonds. in 750 thousandths (18K) yellow gold. a cabochon-cut ruby. with a total weight of approximately 0.21 ct. surrounded by 10 brilliant-cut diamonds. with a total weight of approximately 0.05 ct. (each diamond weighing approximately 0.005 ct). top width: 0.78 cm. ring size: 45. total weight: 3.05 g. eagle's head hallmark. excellent condition