This fire opal ring is crafted from 4mm hammered brushed black tungsten with a bold blue fire opal inlay that glows with color. The hammered texture adds a rugged, handcrafted feel that sets it apart from standard wedding bands. It works beautifully as a wedding ring, promise ring, or anniversary gift for men and women. Personalize it with an engraving to make it one of a kind. ►Material: Tungsten Carbide and Blue Fire Opal►Color: Black and Blue►Comfort Fit►Band width: 4mm►Fit is true to size. ►Blue fire opals symbolize spiritual insight, enhancing communication and creativity with their vibrant blue hues. ✓ 100% Cobalt-Free✓ Hypoallergenic✓ Comfort Fit✓ Free Ring Box✓ Free Shipping within the US✓ Ready to ship next business day ►Your tungsten ring will not turn green itself and will not cause your skin to turn green. ►Free USA domestic shipping.►Delivery Time: 2-5 business days►Packaged in a gift ready ring box.►We recommend that you confirm appropriate sizing for rings. Please contact us if you need help sizing.