18ct Yellow Gold 0.85ct Ruby Brilliant Cut 0.40ct Diamond Claw Set Cluster Ring. 36110M2. This ruby cluster ring features four claw set brilliant cut 0.85ct rubies surround with 16 brilliant cut claw set white 0.40ct diamonds. These precious gemstones are set within 18ct white gold, allowing the maximum amount of light to enter the gemstones so that they show their true and beautiful colours. The shank of the ring is 18ct yellow gold, providing a stunning contrast.There are matching items available within the collection.