Sterling Silver & Tanzanite CZ Crystal December Birthstone Twisted Rope Ring I-UA round tanzanite cubic zirconia crystal is set in sterling silver to create a pretty, dainty ring that makes a beautiful December birthday gift. The band has a twisted rope design with a width of 2mm. Stamped with a 925 metal mark, the ring is available in sizes I to U. Select the size you require from the dropdown menu. Band Width- 2mm |