Oval Blue Sapphires well recognized by Princess Diana's engagement ring gemstone. You can make your own halo ring with this Sapphire like her. Also, this is the highest grade IF.Oval Blue Montana Sapphire(PSH1785)SKU: PSH1785Clarity*SelectColor*SelectShape*SelectSize*SelectWeight*SelectQuantity*Add to CartBuy NowProduct Specification PSH1785 Clarity : IF Color : Blue Shape : Oval Size : 5.6x4.9mm Weight : 0.69Ct. Free Shipping!RETURN & REFUND POLICY : 100% REFUNDABLE within 14 days!