His Her Alexandrite Coffin Kite Engagement Ring Set, Crab Nebula Wedding Ring Set, Couples Ring, 925 Sterling Silver and Silver Tungsten
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
His band is tungsten carbide — about 4× harder than titanium and second only to diamond in scratch resistance. Her ring is solid 925 sterling silver, hand-finished and hypoallergenic. Both are backed by our 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 on both rings — 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 both bands. Shipped together 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
►This unique His and Hers Alexandrite Coffin Kite Engagement Ring Set features a striking blend of celestial inspiration and timeless design, with the Crab Nebula serving as the creative muse. Crafted in 925 sterling silver and complemented by a matching silver tungsten wedding ring, this couples set captures the essence of eternal love. Whether chosen as a wedding ring, a meaningful promise ring, or a distinctive anniversary gift, the set’s bold alexandrite centerpiece symbolizes transformation and connection. Personalize your rings with engraving to create a lasting symbol of your shared journey and commitment.
►Sold as a three-piece set (Her ring is two pieces and His ring is one piece)
►His ring is Tungsten Carbide, Alexandrite, and Crushed Sandstone Inlay
►Her ring is 925 solid sterling silver
►Her ring has an Alexandrite center stone accented with simulated diamonds (CZ)
►Her Band Width: 1.7mm
►His Band Width: 8mm
►Fit is true to size
►Sandstone is known for being a rejuvenating stone that helps you feel recharged and alive because it connects you with the energy of the cosmos.
►Alexandrite is the gemstone of luck, prosperity, and intellect. It represents the balance between your physical and spiritual realms. In a sense, Alexandrite represents bringing balance of who you are.
►Your nebula 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
| Metals | Tungsten, Sterling Silver |
|---|---|
| Stone | Alexandrite |
| Inlay | Alexandrite & Purple Sandstone |
| Colors | Silver |
| Band widths | 8mm · 1.7mm |
What's included
- Both rings, each in the size you choose
- Free engraving on both bands — 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 rings reaching us.
Engraved sets 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
What's included in the set?
Both rings — his and hers, each in the size you choose. One purchase covers both of you, shipped together in a gift-ready ring box with free US shipping.
What metals are the rings made of?
His band is tungsten carbide — about 4× harder than titanium, polish-holding, and hypoallergenic. Her ring is solid 925 sterling silver, hand-finished and hypoallergenic. Both are backed by our lifetime warranty, and the fit on both is protected by free size exchanges.
Can the rings be resized?
We do something even better — free size exchanges, on both rings. Instead of cutting and stretching a ring the way traditional resizing does, we simply send a brand-new ring in the right size. If either size is wrong, we make it right, free.
How does the free engraving work?
Add names, dates, or coordinates to either band — or both — engraved before your set ships, free (a $30 value). Engraving is custom-made just for you, so engraved sets are final sale, and it adds about three business days.
What is the inlay made of?
Alexandrite & Purple Sandstone — 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.
Can I buy the rings separately?
Most of our designs are also sold individually — the set is simply the best value. If you only need one ring, message us and we'll point you to the matching individual listings.
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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.
