Wear the rainbow! This eye-catching ring features 2.60 ct. tot. gem wt. London and Swiss blue topaz, amethyst, citrine, garnet, peridot and … Wear the rainbow! This eye-catching ring features 2.60 ct. tot. gem wt. London and Swiss blue topaz, amethyst, citrine, garnet, peridot and rhodolite garnet with beaded details in polished sterling silver. 1/2" wide. Multi-gemstone ring.