This ring features a dazzling oval-cut Tanzanian blue spinel gemstone that is surrounded by a halo of shimmering natural white zircon gemstones. The center blue spinel is a 9mm x 7mm oval and the round white zircons are 1.6mm, 1.2mm and .9mm. The stones are all set in the band of platinum plated sterling silver that will not tarnish. It is stamped 925 and signed. This Tanzanian blue spinel and natural white zircon halo ring is a stunning piece of jewelry that is sure to turn heads.