Ring White gold Topaz

Ring in white gold 750 thousandths (18 carats). set with topaz and diamond. 1 heart-cut topaz. weight approx. 4.74 cts. surrounded by 20 brilliant-cut diamonds. with a total weight of approx. 0.5 ct. (each diamond with a weight of approx. 0.025 ct). width across the top: 1.71 cm. Size: 55. total weight: 17.68 g. owl hallmark. excellent condition.