Wear the rainbow! This eye-catching ring features 2.60 ct. tot. gem wt. blue topaz, amethyst, citrine, garnet, peridot and rhodolite garnet … Wear the rainbow! This eye-catching ring features 2.60 ct. tot. gem wt. blue topaz, amethyst, citrine, garnet, peridot and rhodolite garnet with beaded details in polished 18kt yellow gold over sterling silver. 1/2" wide. Multi-gemstone ring.