Fascinating Estate 14K White Gold London Blue Topaz Pave Diamond Designer Ring Band. This stunning piece features one natural London blue topaz that measures 15 mm long by 10 mm wide, mounted in an undergallery setting surrounded by numerous brilliant round diamonds. The total weight of the diamonds is 1.5 carats. The diamonds are E color and VS clarity. This piece is made by an Italian designer. The top of the ring is 5/8 of an inch wide. The ring weighs 15 grams. It is a size 8. Sizing is available.