This is an authentic MIKIMOTO X CHROME HEARTS Platinum Diamond Akoya Cultured Pearl Safety Pin Brooch. The brooch is expertly crafted in platinum and embellished with a signature cross motif, lustrous 8mm Akoya cultured pearls, and a sparkling .05 carat round diamond. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.