Emerald opal in a hammered gold tungsten band.
Lay a ring you own over the circles. The matching circle is your size.
Cut out the strip, wrap it around your finger, thread the end through the slit, and read your size.
| US | Diameter | Circumf. | UK/AU/IE | EU |
|---|
UK, Australia & Ireland share the letter system. European sizes are approximate conversions.

Tungsten carbide is about 4× harder than titanium and second only to diamond in scratch resistance. Sealed inlay, lifetime warranty.
“I needed something that's durable and I don't have to worry about it getting scratched up.”
Free size exchanges — we send a brand-new ring in the right size, with a prepaid return label for the old one.
“I had to exchange it twice due to sizing issues (my fault) and was met with amazing customer service.”
A date. A name. An inside joke no one else will get. Free engraving — a $30 value — inside the band. Shipped in a gift-ready ring box.
“Rings look so beautiful. Engraving of my wedding song is perfect.”

Foreverings started in 2017 when our founder left aerospace engineering to make rings the way he made flight hardware — material selection, tolerances, and final finish held to the same standard.
Years later we're still a family business based in Florida. Every ring is inspected by hand before it ships, and every one is engraved free.
A streak of green opal lights up this gold opal ring with color that shifts as you move. The hammered tungsten band catches light across every dimpled facet of its gold surface. Gold is IP-plated for a warm tone that holds up well on the 4mm comfort fit band. Add a name or date inside, free on every order.
►Material: Tungsten Carbide and Crushed Black Emerald Opal Inlay
►Color: Yellow Gold Tungsten
►Color: Opal color is mostly green. Color varies from green to blue depending on light angle.
►Comfort Fit
►Band width: 4mm
►Fit is true to size
►Your crushed opal inlay is protected with a coating that defends it from water, dirt, and grime.
►Opal has numerous positive attributes and meanings. The most significant meaning, is a representation of the joy of the heart. It symbolizes passion and love not only for others, but for different elements of life, including careers and hobbies. Opal is also representative of good fortune and success.
►This hand crafted tungsten ring features a stylish polished finish. Having an incredible resistance to scratching, your tungsten band is 4 times harder than titanium, 5 times harder than steel, and 10 times harder than gold. Its hardness is second only to diamonds. Tungsten will maintain its luster, beauty, and shape forever. Its eternal strength is the perfect symbol of eternal love.
✓ 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.
| Metal | Tungsten |
|---|---|
| Inlay | Emerald Opal |
| Color | Gold |
| Widths | 4mm |
Free US shipping on every order — and if you need it fast, 2-day and overnight options are right at checkout.
Wrong size? No stress. Just reach out and we'll get your exchange or return moving. We'll send you a prepaid return label to make it easy, and we turn things around within about 3 business days of your ring reaching us.
Engraved rings are made just for you, so they can't be returned — but if the size isn't right, we'll take 40% off a replacement so you're not starting over.
A quick heads-up: international orders are final sale. Questions about anything? Check the full Returns & Exchanges policy, or just message us — we're happy to help.
It's one of the most popular metals for a wedding band for a reason: tungsten carbide is about 4× harder than titanium, holds its polish for years, and is hypoallergenic. And the fit is always protected — every ring comes with free size exchanges, so your size is guaranteed to end up right.
We do something even better — free size exchanges. Instead of cutting and stretching your ring the way traditional resizing does, we simply send you a brand-new ring in the right size. Your ring stays flawless, and the exchange is free.
Add names, dates, or coordinates — engraved inside the band before it ships, free on every ring (a $30 value). Personalizing your ring adds about three business days, and it's worth every one of them.
Emerald Opal — hand-set and sealed under a protective coating that defends it from water, dirt, and grime. Because the stones settle differently in every channel, no two rings are ever alike.
Yes — every ring arrives in a gift-ready ring box, with free US shipping on every order. Add the free engraving and it's a finished gift the moment it lands on the doorstep.