- Blue Diffused Sapphire and Diamond Ribbon Design Ring in 14K Yellow Gold For Women$800.00Total diamond weight .06ctNicoletta Princess-Cut Blue Sapphire and Diamond Ring in 14K White Gold For Women$950.00Total diamond weight .15ctDyna Marquise Shape Blue Sapphire & Diamond Halo Bridal Set in 14k Rose Gold For Women$925.00Total diamond weight .16ct