This is an authentic HARRY WINSTON Platinum Diamond Aquamarine Blue Sapphire Sparkling Cluster Pendant Necklace. The necklace is crafted of platinum and features a cluster pendant set with round brilliant cut blue sapphire and round brilliant and pear cut aquamarine stones, along with round brilliant and pear cut diamonds of approximately 1.20 total carat weight. Follow this item for alerts. Harry Winston is a registered trademark of Harry Winston. FASHIONPHILE is not affiliated with Harry Winston.