Store › Red Opal Inlay Ring Image 1 of 1 Red Opal Inlay Ring from $70.00 Ring with stainless steel core. Inlaid with synthetic red opals.Not sure of your ring size? Find out! Size: Select Size 6 6.5 7 7.5 8 8.5 (ready to ship) 8.5 (made to order) 9 9.5 10 10.5 11 11.5 12 Other Quantity: Add To Cart Added! Ring with stainless steel core. Inlaid with synthetic red opals.Not sure of your ring size? Find out!