SOLITAIRE RING In platinum and white gold, set with a brilliant-cut diamond weighing approximately 1.10 ct and baguette-cut diamonds. A diamond, platinum and 18k gold ring set with a brilliant cut diamond weighing approximately 1.10 ct. RC : Estimated colour and clarity: G / VS2. Stone size: approx. 7.15 - 7.16 mm (depth not calibratable). TDD: 51 - 52; US: 5 3/4 (changeable). Gross weight: 2.9 g (Pt - 950 and 18k - 750).