This is an authentic DAVID YURMAN Sterling Silver Black Onyx Hematite Elements Long Toggle Necklace. The necklace is crafted of sterling silver and features a variety of beads including black onyx, faceted and polished hematite, and sculpted silver beads. PLEASE NOTE: The necklace has been restrung by David Yurman. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.