Home / Rings / platinum designer semi mount platinum designer semi mount$2,495.00 Description Available in 18K yellow Platinum platinum designer semi mount quantity Schedule a Viewing 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. Rings Ruby Diamond White Gold 18k white gold Ruby diamond ring. Center is natural Ruby 0.98CT. Surrounded by 0.17CT diamonds. Holiday , Rings Two-tone Gold with Yellow… Description 18K Two-tone gold with yellow diamond center of 0.84ct. Also contains 0.12ct yellow diamond halo. GIA certified. Rings Platinum Natural Heart Shape Ruby Ring Platinum Natural Heart Shape Ruby Ring, 2.05ct. GIA certificate.