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 Antiques , Rings Cartier Cabochon Emerald & Diamond Ring Cabochon Emerald = 4.44cts AGL Colombia / Minor Tapered Baguette & Single Cut Diamonds approx 0.80ctw Art Deco, Platinum Rings All Diamond Platinum Designer one of a R004 Platinum Designer one of a kind Ring. Center diamond is oval shape 2.06ct. GIA certified ESI2 Four trapezoidal shape diamonds, two 0.84ct total , and two 0.48ct total. Rings Pearl Ring with Diamond Accents Pearl Ring with Diamond Accents. Price Upon Request. Rings Natural Blue Sapphire Oval Shape Ring 14KW Natural Blue Sapphire oval shape 3.35ct with GIA cert. Also contains 0.84ctw GH VS2 Diamond.