Rainbow Opal Ring, Gold Wedding Band, Blue Fire Opal Tungsten Ring, Polish, Dome, Unique Men Women Ring, October Birthstone, Ring Engraving
Rainbow opal in a gold tungsten band.
Find your ring size
(upright)
- Print at 100% / Actual Size — turn off "fit to page" or scaling.
- Check the printed ruler measures exactly 80 mm.
Method A — Measure a ring
Lay a ring you own over the circles. The matching circle is your size.
Method B — Finger strip
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.
Built for real life, not just photos
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.”
Guess wrong, we fix it free
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.”
The most meaningful part is hidden
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.”
Designed by an aerospace engineer. Run by a family.
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.
The details
Description
►The Rainbow Opal Ring, featuring a stunning blue fire opal inlay and set in a polished gold tungsten band, is a unique and elegant choice for a wedding ring, a heartfelt promise ring, or a meaningful anniversary gift. The dome design and comfort-fit style make it a versatile option for both men and women, blending timeless beauty with everyday wearability. Inspired by the vibrant hues of October’s birthstone, this ring is a standout piece for any occasion. Add a personal touch with custom engraving to create a keepsake that celebrates your love and commitment in a truly unforgettable way.
►Material: Tungsten Carbide and Rainbow Opal Inlay
►Color: Yellow Gold Plating and Rainbow Inspired
►Inlay: Rainbow Opal
►Comfort Fit
►Band width: 4mm
►Fit is true to size
►This ring is inspired by a brilliant rainbow in a clear blue sky.
►Your rainbow opal inlay is a symbol of hope, good luck, and new beginnings.
►Your opal inlay is protected with a coating that defends it from water, dirt, and grime.
►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.
Specs & materials
| Metal | Tungsten |
|---|---|
| Inlay | Rainbow Opal |
| Color | Gold |
| Widths | 4mm |
What's included
- Your ring, in the width and size you choose
- Free inside-band engraving — a $30 value
- Gift-ready ring box
- Free US shipping on every order
Shipping, returns & size exchanges
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.
Frequently asked questions
Is tungsten good for a women's wedding band?
It's one of the most popular metals for a women's 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.
Can a tungsten ring be resized?
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.
How does the free engraving work?
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.
What is the inlay made of?
Rainbow 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.
Does it come ready to gift?
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.
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Engraving Service
We offer expert ring engraving, personalizing each piece with precision.
Hassle Free Return & Exchange
Shop with confidence by enjoying hassle free exchanges and returns.
