- Nicoletta Princess-Cut Blue Sapphire and Diamond Ring in 14K White Gold For WomenUS$ 713.00Total diamond weight .15ctDyna Marquise Shape Blue Sapphire & Diamond Halo Bridal Set in 14k Rose Gold For WomenUS$ 694.00Total diamond weight .16ctBlue Diffused Sapphire and Diamond Ribbon Design Ring in 14K Yellow Gold For WomenUS$ 600.00Total diamond weight .06ct