18ct Yellow Gold 1.0ct Diamond Princess Cut Claw Set Trilogy Ring 12566M18 This stunning 18ct yellow gold ring boasts a total of 1 carat of princess cut diamonds. The central diamond at 0.45 carats is flanked by a diamond either side totalling 0.55 carats, giving this piece a truly showstopping display of dazzling light and colour. These three diamonds are claw set in 18ct white gold, allowing the maximum amount of light to enter the stones, to give the best sparkle possible. The contrasting 18ct yellow gold band gives this beautiful ring a solid and substantial weight, making this a piece that will be treasured for generations to come.