Our bright and bubbly ring awakens your wardrobe with .60 ct. t.w. oval tanzanites, .80 ct. t.w. round London and Swiss blue topaz, and icy top and bottom borders glitzed with .40 ct. t.w. white zircon rounds. Finely crafted in polished 18kt yellow gold over sterling silver. 1/2" wide. White zircon, blue topaz and tanzanite ring.