What could be better to show your love than rings that fit into each other? There’s many ranges available, from true key and lock designs, to “puzzle” heart shapes. Here’s a list of our favorites.

Puzzle promise rings
Stacking promise rings
Lock & key promise rings

Puzzle promise rings


Kissing heart promise rings ($480.00)

Price as of 2017-04-11 16:19 GMT

Kiss each others’ heart-halves to solve the puzzle! These rhodium-silver promise rings are the perfect subtle reminder of love, but when put together they’re just so powerful! The elegance of the plain metal finish together with the beautiful and simple split heart shape makes for a set of truly unique rings.


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Puzzle pieces ($60.00)

Price as of 2017-04-11 16:19 GMT

These rings are cute on their own. You could have bought them for yourself, so no one needs to know they’re actually a pair. If you’d like something more personal, you could have them engraved on the inside (check out secret messages you can use). The puzzle pieces make them playful, can you tell where the missing piece is?


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Heartbeat puzzle ($130.00)

Price as of 2017-04-11 16:19 GMT

These promise rings are beautifully designed!They fit into each other perfectly, shaping a heartbeat – they’re actually called “Two hearts, one heartbeat”, which is really cute. That’s why they got over 14,000 likes on FB! They’re customized: you can choose the letters next to the heart in each ring, their color and the finish of the metal. You can even have them crafted without the hearts if you don’t want them to look too suspicious.


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Infinite puzzle promise rings ($230.00)

Price as of 2017-04-11 16:19 GMT

A super cool set of matching promise rings for couples. Both rings have a gap between the two ends with an arrow-like shape end. Those turn to be parts of a puzzle that can be completed by joining both rings. The figure form is a twisting infinity symbol. What an original set! The rings are made out of sterling silver and can be engraved in the inside or the outside.


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Tungsten rings puzzle ($239.00)

Price as of 2017-04-11 16:19 GMT

So here’s another set of puzzle promise rings, but this one has the puzzle across, so one of you could also wear both at the same time. A word of caution though: both rings have to be the same size, so either get his size and wear hers in a chain around her neck, or get her size and wear his on a chain. They can also be engraved on the inside, check with the seller.


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Stacking promise rings


Stacking frog ($165.00)

Price as of 2017-04-11 16:19 GMT

The Frog Prince is an old fairy tale (Disney’s “The princess and the frog” movie from 2009 is based on this legend), in which a princess becomes friends with a frog. The frog magically becomes a prince when kissed and they live happily ever after. No need to kiss a frog anymore, as it will become a prince as soon as you put your rings together!


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Stacking heart

Unavailable

Puzzle heart promise rings that shape a heart when stacked? Yes please! These are made in sterling silver, each one is carved only forming and a heart when the rings are put together. When separated, the rings just look like they have a random shape carved on them, so they’re perfect for couples who don’t want people to notice too much. Inside and/or outside characters available to add some explicit meaning.


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Stacking mountain horizon ($94.00)

Price as of 2017-04-11 16:19 GMT

Ever watched the sun disappear behind the mountains together? Now you can remember those moments with these interlocking mountain horizon promise rings. The summits coincide when stacked together, creating a beautiful “just cracked” metal effect. Each ring can be made in a different size, while still having most of the puzzle fit together all around.


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Lock & key promise rings


Lego bricks! ($128.00)

Price as of 2017-04-11 16:19 GMT

Geeky idea, 100% stylish design! These Lego – inspired promise rings are made out of silver and the pieces match exactly the ones you used as a kid. Of course they fit into each other, but if you want to have more fun go back to the attic, get some of your old Legos and stack them on top of your ring! You can create amazing designs that are completely unique.


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Magnetic attraction ($44.95)

Price as of 2017-04-11 16:19 GMT

How about magnetic energy to fuel your attraction? These rings contain one neodymium magnet each that strongly attract each other – the perfect non-physical lock & key ring! You can have your initials sent in separate round magnets to decorate them, or just leave them plain so they can stick together every time they meet. Your choice!


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“I hold you in my heart” ($85.00)

Price as of 2017-04-11 16:19 GMT

These rings fit into each other, taking the lock & key style for promise rings to the max! Hers has a heart-shaped red gem in a plain band, while his has the heart frame in a thicker ring. These promise rings are handmade and 100% chemical free.


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Ring in ring ($155.00)

Price as of 2017-04-11 16:19 GMT

If you want simplicity, you won’t get any better than this. Two plain titanium rings that interlock with each other on the side to create an infinity sign. Simple, yet powerful meaning. Great for wearing everyday without suspicions, very comfortable.


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