This is an authentic DAVID YURMAN 18K Yellow Gold Blue Sapphire Cable Collectibles Kids Birthstone Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a miniature pendant set with a faceted blue sapphire stone. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.