Diamond and Platinum Cocktail Ring, marked. Platinum mounting and shank with hinged opening likely designed for arthritic fingers. Two large side diamonds each approx. 6-6.20mm flank a smaller center diamond approx. 4.5mm, all surrounded by small full cut and two marquise cut diamonds. The diamonds all appear very bright and clear. A stunning ring, size 4.5 and weighing 9.7g total weight.