Item #: 1260535 This is an authentic Sterling Silver Diamond Blue Topaz Chatelaine Y Necklace. The necklace is crafted of sterling silver and features a box chain with faceted blue topaz stations in prong settings embellished with round brilliant cut diamonds, approximately .20 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.