Home / Rings / 10KW hand made Blue Sapphire 10KW hand made Blue Sapphire Description 10KW hand made Blue Sapphire weight 4.40ct GIA certified. Also contains 1.80ct Diamond FG VS2 in quality. Related products Rings Mexican Fire Opal Available in 18k yellow this hand crafted ring features a orange red fire Opal 5.64ct, accented with diamonds that surround the opal that are 0.38ct. Antiques , Rings Sapphire & Diamond Ring Description Cushion Sapphire = 11.14cts 2 Half Moon Diamonds approx 1.40ctw Platinum Rings Ruby Diamond White Gold 18k white gold Ruby diamond ring. Center is natural Ruby 0.98CT. Surrounded by 0.17CT diamonds. Holiday , Rings Amethyst Ring 7.54ct Amethyst ring on 18kY gold with 0.53ctw diamond R.B.C. with GH VS2 quality.