This is an authentic CARTIER Platinum Diamond .30ct Etincelle De Cartier Solitaire Engagement Ring 47 4.25. This ring is crafted of platinum and features a center round brilliant cut diamond weighing approximately .30 carats, with E color and IF clarity. The ring also features a diamond accented band weighing approximately .09 carats, giving the ring a combined total carat weight .39 carats. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.