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 Natural Beryl Emerald and Platinum Ring One Platinum Natural Beryl Emerald Estate Ring with 1.50ct trillion shape diamonds. Made by McTeigue Jewelers approximately 1930’s. Price Upon Request. 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. Rings , Signature Purple Sapphire This hand crafted ring set in 14k white features a Natural Purple sapphire 2.05ct has accent Diamonds that are 0.20ct