• Premium metals
  • Trusted by 200,000+ customers
  • Ethically sourced gems
  • Secure checkout

Your cart

Purple rainbow gradient hero background in the lightest tone, alternate version

Unique Engagement Rings

Unique engagement rings built around unusual gemstones, unconventional cuts and distinctive settings — moss agate, salt-and-pepper diamonds, alexandrite and fantasy cuts in nature-inspired, gothic and celestial designs.

Art Deco Teardrop Morganite Ring in 14K Rose Gold Vermeil by Aquamarise, featuring a 1.8 ct pear-shaped morganite surrounded by pavé diamonds on a detailed rose gold band.

Art Deco Teardrop Morganite Ring14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Elowen Kite Cut Lab Grown Alexandrite Ring Set in Sterling Silver with a kite-cut alexandrite center stone and sparkling accent diamonds by Aquamarise.

Elowen Kite Cut Lab Grown Alexandrite Ring SetSterling Silver

Regular price $220 $185 (-16%)

Unit price
per 

Hexagon Emerald & Moss Agate Leaf Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a hexagon emerald center with moss agate marquise and white gold band design.

Hexagon Emerald & Moss Agate Leaf RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Celtic London Blue Topaz Ring Set- 14K White Gold by Aquamarise Gold, featuring a deep blue oval London blue topaz with delicate diamond accents on an intricately designed white gold band, part of Solid Gold Engagement Rings and November Birthstone collections.

Celtic Natural London Blue Topaz Ring SetSterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Skye Kite® Natural Sunstone Ring Set in 14K Rose Gold Vermeil by Aquamarise, featuring a radiant kite-cut sunstone with sparkling marquise and round accents.

Skye Kite® Natural Sunstone Ring Set14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Jasmine Morganite Bridal Ring Set in 14K White Gold by Aquamarise Gold featuring a round pink morganite center with diamond halo and delicate diamond-accented white gold bands.
BOGO

Jasmine Morganite Flower Engagement Ring SetSterling Silver

Regular price $175 $140 (-20%)

Unit price
per 

A sterling silver ring with a teardrop-shaped aquamarine centerpiece and round accent stones, accompanied by a pearl band.

Briar Aquamarine & Pearl Ring SetSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Enchanted Garden Green Moss Agate & Fire Opal Ring in 14K Solid Rose Gold featuring a detailed moss agate center stone with fire opal side accents in an elegant rose gold setting.

Enchanted Garden Green Moss Agate & Fire Opal Ring14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Entwined green moss agate ring in sterling silver, close-up view

Entwined Green Moss Agate RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Skylar Kite Cut Aquamarine Engagement Ring Set in 14K White Gold featuring a kite-shaped aquamarine with moissanite accents by Aquamarise Gold, from Solid Gold Engagement Rings collection.
BOGO

Skylar Kite Cut Aquamarine Ring SetSterling Silver

Regular price $175 $140 (-20%)

Unit price
per 

Briar Black Onyx & Pearl Ring Set in Sterling Silver by Aquamarise showcases a pear-shaped black onyx center stone surrounded by delicate pearls and sparkling accents, perfect for lovers of unique, non-traditional engagement rings.

Briar Black Onyx & Pearl Ring SetSterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Elegant ring with a large red gemstone and diamond accents on a light purple background

Faye Ruby Engagement Ring SetBlack Ruthenium

$115

Unit price
per 

Skye Kite® London Blue Topaz & Emerald Deer Couples Ring Set by Aquamarise features a kite-shaped London Blue Topaz center stone with marquise emeralds and sparkling diamonds on a sterling silver band, part of Matching Couples' Rings and May and November Birthstone Jewelry collections.

Skye Kite® Natural London Blue Topaz & Emerald Ring SetSterling Silver

Regular price $205 $175 (-15%)

Unit price
per 

Skye Kite® London Blue Topaz & Emerald Ring Set- Black Ruthenium with kite-cut blue topaz, emerald accents, and black ruthenium over sterling silver by Aquamarise.

Skye Kite® London Blue Topaz & Emerald Ring SetBlack Ruthenium

Regular price $220 $185 (-16%)

Unit price
per 

Emerie Blue Fire Opal & Pink Sapphire Ring Set in Sterling Silver featuring a marquise blue fire opal center flanked by oval pink sapphires and sparkling white accents, crafted by Aquamarise from nature and fantasy-inspired collections.
BOGO

Emerie Blue Fire Opal & Pink Sapphire Ring SetSterling Silver

Regular price $175 $140 (-20%)

Unit price
per 

Emerald Cut London Blue Topaz Leaf Engagement Ring in 14K White Gold by Aquamarise Gold featuring a deep blue emerald-cut stone with diamond accents in a nature-inspired Art Deco design.

London Blue Topaz Leaf Engagement RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Aquamarine and Natural Australian Opal Ring in Sterling Silver by Aquamarise, featuring a pear-cut blue aquamarine, genuine opal, and a small sparkling diamond on a sleek silver band.

Aquamarine and Natural Australian Opal RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Princess Cut Moss Agate Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a unique green moss agate centerpiece with diamond accents in a nature-inspired design.

Princess Cut Green Moss Agate Engagement Ring SetSterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Hexagon Cut Green Moss Agate Fairy Leaf Engagement Ring Set in 14K Solid Yellow Gold by Aquamarise Gold, featuring nature-inspired leaf details and sparkling accent stones on a reflective surface.

Hexagon Green Moss Agate Fairy Leaf Ring Set14K Yellow Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Sophia Twisted Vine Amethyst Ring in Sterling Silver by Aquamarise featuring a cushion cut purple amethyst center with a twisted vine band accented by sparkling stones.
BOGO

Sophia Twisted Vine Amethyst RingSterling Silver

Regular price $160 $128 (-20%)

Unit price
per 

Skye Kite® Lab-Grown Ruby Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring a vibrant kite-cut ruby and marquise-cut white stones on a rose gold band.

Skye Kite® Lab-Grown Ruby Engagement Ring Set14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Rose gold ring with purple gemstones on a light purple background

Three Stone Alexandrite Ring14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Teardrop Rutilated Quartz Engagement Ring Set- 14K White Gold featuring a pear-shaped rutilated quartz centerpiece surrounded by intricate diamond accents on a delicate white gold band, crafted by Aquamarise Gold.

Teardrop Rutilated Quartz Engagement Ring SetSterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Esme Labradorite & Black Onyx Engagement Ring in 14K White Gold featuring a marquise-shaped labradorite center stone with surrounding black onyx accents on an intricately designed band by Aquamarise Gold, part of Solid Gold Engagement Rings and Non-Traditional Gemstone Engagement Rings collections.

Esme Labradorite & Black Onyx RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Celtic Green Moss Agate Engagement Ring Set in 14K Solid Yellow Gold by Aquamarise Gold, featuring pear-cut green moss agate with diamond accents in a unique Celtic-inspired design.

Celtic Teardrop Green Moss Agate Ring Set14K Yellow Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Gold ring with a green gemstone on a white and purple gradient background
BOGO

Moss Agate Leaf Ring14K Yellow Gold Vermeil

Regular price $170 $136 (-20%)

Unit price
per 

Rainbow Moonstone Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval glowing moonstone with intricate vintage-inspired details and sparkling moissanite accents.
BOGO

Vintage Moonstone RingSterling Silver

Regular price $160 $128 (-20%)

Unit price
per 

Toi Et Moi Blue Sapphire & Aquamarine Engagement Ring in 14K White Gold by Aquamarise Gold featuring emerald-cut blue sapphire and pear-shaped aquamarine gemstones on a delicate white gold band.

Toi Et Moi Blue Sapphire and Aquamarine RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Round Green Moss Agate Ring in Sterling Silver by Aquamarise featuring a round natural green moss agate center with intricate leaf-inspired diamond accents on a polished band.
BOGO

Round Green Moss Agate RingSterling Silver

Regular price $160 $128 (-20%)

Unit price
per 

Vintage Aquamarine Ring in 14K White Gold by Aquamarise Gold, featuring a soft blue emerald-cut aquamarine center with vintage-inspired moissanite accents and delicate white gold filigree band.
BOGO

Vintage Aquamarine RingSterling Silver

Regular price $160 $128 (-20%)

Unit price
per 

Gold ring with a central opal stone and diamond accents on a light purple background

Australian Opal Engagement Ring14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Lily Vintage Emerald Flower Engagement Ring in 14K White Gold by Aquamarise Gold featuring an oval lab-grown emerald with marquise and round diamond accents in a vintage floral design.

Lily Vintage Emerald Engagement RingSterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Sophia Twisted Vine Alexandrite Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a cushion cut alexandrite with an intertwined band accented by sparkling diamonds.

Sophia Twisted Vine Alexandrite RingSterling Silver

Regular price $170 $145 (-15%)

Unit price
per 

Vintage Round Cut Aquamarine Ring in Sterling Silver by Aquamarise featuring a delicate round aquamarine center with intricate vintage-inspired diamond accents on a detailed silver band.
BOGO

Vintage Round Cut Aquamarine RingSterling Silver

Regular price $160 $128 (-20%)

Unit price
per 

Jasmine Aquamarine Engagement Ring Set in 14K White Gold by Aquamarise Gold featuring a round aquamarine center with floral diamond accents and a diamond-studded contoured band.

Jasmine Round Cut Aquamarine Flower Ring SetSterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

A fantasy cut pink sapphire engagement ring set in 14K white gold, with Moissanite accent stones on the band, displayed against a gradient purple and pink background.

Faye Pink Sapphire Engagement Ring SetSterling Silver · Fantasy Cut

Regular price $175 $150 (-14%)

Unit price
per 

Unique engagement rings start from a simple refusal: the ring should not look like the one in every mall showcase. Aquamarise® has built its entire catalog on that refusal — moss agate landscapes, salt-and-pepper diamonds, color-changing alexandrite and fantasy cuts set into nature-inspired, gothic and celestial designs, hand-finished in genuine 925 sterling silver (a 92.5% solid silver alloy), 14K gold vermeil and made-to-order solid gold.

What Actually Makes an Engagement Ring Unique

Three levers, usually pulled together. The stone: minerals with natural, non-repeating patterns mean no two rings can ever match. The cut: kite, hexagon, coffin and fantasy facet plans break from the round-brilliant default that dominates of every engagement rings sold. And the setting: branches, leaves, stars and antique lacework turn the mount itself into the statement rather than a frame that disappears. A ring only needs one of the three to stand out — the designs in this collection usually carry two or three at once, which is why they read as one-of-a-kind from across a room.

Entwined green moss agate ring in sterling silver by Aquamarise

Stones With Patterns That Never Repeat

Some minerals are physically incapable of sameness. Moss agate suspends green dendritic inclusions in translucent chalcedony, so every stone carries its own miniature forest — the reason moss agate engagement rings became the signature of the whole unusual-ring movement. Salt-and-pepper diamonds invert the clarity rules: their black and white inclusions are the point, a starfield sealed in carbon. Rutilated quartz threads golden needles through clear crystal, and opal rearranges its play-of-color with every degree the hand turns.

Then there are stones unique in behavior rather than pattern. Lab-created alexandrite reads teal in daylight and shifts toward purple-red under warm evening light — two rings in one, and the most conversation-starting stone we set; see the full alexandrite engagement rings range. If the goal is a ring nobody else can duplicate, begin with the material itself: choose a stone where nature, not a cutting factory, decides the design.

Unusual Cuts, from Kite to the Fantasy Facet Families

Cut is the fastest route to an unusual silhouette, because shape reads across a room before color does. Kite cut engagement rings angle four sharp sides into a geometric point that elongates the finger; hexagons bring honeycomb symmetry; coffin cuts anchor the gothic end of the spectrum; and fireworks fantasy cuts abandon standard facet charts entirely, carving curved grooves that scatter light in sprays no brilliant cut can produce. These cuts are rare in mass retail for a practical reason — they waste more rough stone and demand more skilled cutting — which is precisely why they look one-of-a-kind on the hand.

A practical note on wear: pointed cuts like the kite deserve settings with protected tips, and geometric step-style cuts show their clarity honestly. Every listing in this collection names its stone, cut and setting approach plainly, so you can judge the trade-offs before you buy rather than after.

Fireworks Cut Morganite & Moonstone Leaf Couples Ring Set by Aquamarise, featuring a sparkling pink morganite and moonstone with delicate leaf-inspired sterling silver bands.

Settings That Do the Talking

An unusual stone deserves a mount designed around it, not a generic four-prong head ordered from a parts catalog. Across this collection you will find branch and vine shanks that grow around the finger, leaf-cradled bezels that frame moss agate the way undergrowth frames a clearing, star-set shoulders and crescent profiles on the celestial designs, and blackened, sculptural silhouettes on the gothic side. Milgrain edges and hand-applied beadwork borrow from antique lacework where a vintage mood is wanted.

Details finish the job. Hidden accent stones under the gallery reward the wearer rather than the audience; asymmetric clusters let a couple design a ring that leans to one side on purpose; and complimentary engraving puts a private line of text inside the band. The result stays unique at every distance — silhouette from across the room, setting work at arm's length, and an inscription only two people know about.

Unique, Alternative or Non-Traditional: Choosing Your Lane

The terms overlap, but they lean differently, and we keep a dedicated page for each. Unique is about one-of-a-kind design — this page. Alternative engagement rings lean into replacing the diamond-solitaire convention altogether, non-traditional engagement rings collect the designs that ignore bridal convention entirely, and nature-inspired engagement rings gather every botanical and woodland design in one place. If one of those phrases sounds more like you, that page is the faster route to the right ring.

From One-of-a-Kind to Made-for-You

If the deciding factor is a stone's color rather than the rarity of its pattern, start at our gemstone engagement rings hub, which routes you to the right stone-specific collection. And when no listed ring is quite it, the custom ring builder turns a stone, a metal and an idea into a finished design. We hold a 4.9-star average across 38,000+ reviews collected on our store and on Etsy, where we have sold since 2016.

From the Blog

Fairy Engagement Rings: The Complete Guide to Fairycore Styles

Fairy Engagement Rings: The Complete Guide to Fairycore Styles

A complete guide to fairy engagement rings — fairycore, fae, woodland and elvish designs, the dreamiest stones and settings, durability, and how to design your own magical ring.

Read more
Moss Agate Engagement Rings: The Complete Buyer's Guide

Moss Agate Engagement Rings: The Complete Buyer's Guide

A complete guide to moss agate engagement rings: what moss agate is, its meaning, durability, price, the best cuts and settings, and how to choose your one-of-a-kind stone.

Read more
What Is a Salt and Pepper Diamond? The Complete Guide

What Is a Salt and Pepper Diamond? The Complete Guide

A real diamond that celebrates its flaws. What a salt and pepper diamond is, what causes its speckled look, how durable it is, the best cuts, why it costs less,...

Read more
Green Engagement Rings: The Complete Guide to Every Green Gemstone

Green Engagement Rings: The Complete Guide to Every Green Gemstone

A complete guide to green engagement rings: every green gemstone explained with real Mohs hardness, honest per-carat pricing, and daily-wear durability, plus a comparison table and how to choose the...

Read more

Unique Engagement Rings FAQs

4.9

38,000+ verified reviews

“Beautiful rings. My husband and I are very pleased with them.”

Emily, verified buyer

“The ring was very beautiful and my girlfriend loved it.”

Corban D., verified buyer

“This ring is so much more beautiful in person.”

Refujio G., verified buyer

“This ring was just perfect for my wife.”

Trey K., verified buyer

Free U.S. Shipping

Worldwide Delivery

2M+ Followers

38K+ Reviews Across Our Store & Etsy

Warranty & Easy Returns

Ethically Sourced Gemstones