This is an authentic DAVID YURMAN Sterling Silver Amethyst Infinity Necklace. This stunning necklace is crafted of a sterling silver 2.5mm box chain that features has various shaped purple amethyst stones and cable style infinity knots. This is a magnificent necklace with a distinguished style only from David Yurman! Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.