This is an authentic MIKIMOTO 18K Rose Gold Diamond Pink Sapphire Mother of Pearl Sakura Brooch. The brooch is crafted of 18 karat rose gold and features a sakura flower crafted of mother of pearl with pink sapphire and diamond accents, approximately .09 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.