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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.

Alexandrite & Moonstone Dainty Engagement Ring in 14K White Gold featuring a pear-shaped alexandrite, marquise moonstone, and small diamond accent in a delicate band design.
Sale

Alexandrite & Moonstone Ring in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Natural Red Garnet Leaf Engagement Ring in 14K Solid Yellow Gold featuring a vibrant oval garnet surrounded by smaller garnets in a delicate leaf-inspired design by Aquamarise Gold.
Sale

Natural Red Garnet Leaf Ring in 14K Yellow Gold Vermeil

Regular price $170 $145 (-15%)

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per 

Moissanite & Crescent Moon Constellation Couples Ring Set featuring a marquise-cut moissanite center flanked by crescent and star accents in polished sterling silver by Aquamarise, part of Matching Couples' Rings and Best Selling Jewelry collections.
Sale

Moissanite Crescent Moon Ring Set in Sterling Silver

Regular price $225 $190 (-16%)

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Light Blue Fire Opal & Opalescent Sapphire Couples Ring Set featuring a vibrant opal center stone, sapphire accents, and rose gold band, designed by Aquamarise for matching couples rings.
Sale

Light Blue Fire Opal & Opalescent Sapphire Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

A two-piece ring set with a teardrop-shaped alexandrite centerpiece in 14K white gold, accompanied by a band with intricate leaf detailing. The ring is displayed against a gradient purple background.
Sale

Faye Alexandrite Ring Set in Sterling Silver (Two Piece)

Regular price $195 $165 (-15%)

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Pink Lab-Grown Diamond Fairy Leaf Engagement Ring in 14K Solid Yellow Gold (IGI Certified) featuring an oval pink diamond center stone surrounded by delicate leaf-inspired branches with sparkling white diamonds, crafted by Aquamarise Gold.
Sale

Morganite Leaf Fairy Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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Green Moss Agate Leaf Engagement Ring Set in 14K Solid Yellow Gold by Aquamarise Gold, showcasing a pear-shaped green moss agate centerpiece with delicate leaf motifs and diamond accents, part of nature-inspired and non-traditional engagement ring collections.
Sale

Green Moss Agate Leaf Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Maeve Vintage Moonstone Engagement Ring in 14K White Gold featuring an oval moonstone with ethereal blue flashes, surrounded by delicate white gold filigree and small sparkling diamond accents, crafted by Aquamarise Gold.
Sale

Maeve Vintage Moonstone Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Skye Kite® Blue Sapphire Ring Set in 14K Solid Yellow Gold featuring a striking kite-cut blue sapphire centerpiece with diamond accents by Aquamarise Gold, from the Skye Kite® Jewelry Collection.
Sale

Skye Kite® Blue Sapphire Engagement Ring Set in 14K Yellow Gold Vermeil

Regular price $195 $165 (-15%)

Unit price
per 

Lab-Grown Diamond Leaf Engagement Ring in 14K Solid Yellow Gold (IGI Certified) featuring an oval center diamond surrounded by delicate leaf-shaped accents set on a nature-inspired band, crafted by Aquamarise Gold.
Sale

Simulated Diamond Leaf Engagement Ring in 14K Yellow Gold Vermeil

Regular price $165 $140 (-15%)

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Starry Night & Black Onyx Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a kite-cut celestial blue sandstone surrounded by black onyx accents on polished white gold bands.
Sale

Starry Night & Black Onyx Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Silver ring with a blue gemstone on a light purple background
Sale

Esme Aquamarine and Opalescent Sapphire Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Northern Lights Woodland Couples Ring Set by Aquamarise, featuring a hexagonal moss agate center with green gemstones and diamond accents on polished sterling silver bands.
Sale

Celtic Green Moss Agate & Emerald Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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Faye Green Moss Agate Engagement Ring Set in Sterling Silver by Aquamarise featuring a pear-shaped green moss agate surrounded by sparkling silver and diamond accents.
Sale

Faye Green Moss Agate Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Skye Kite® Alexandrite & Moonstone Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold featuring a kite-shaped alexandrite center with moonstone and diamond accents in a fantasy-inspired design.
Sale

Skye Kite® Alexandrite & Moonstone Engagement Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Black Fire Opal & Onyx Leaf Ring in 14K Rose Gold Vermeil features an oval black fire opal center stone with deep red flashes set in a rose gold vermeil band, accented with marquise and round black onyx stones.
Sale

Black Fire Opal & Onyx Leaf Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Amy Rutilated Quartz & Black Moissanite Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a pear-shaped rutilated quartz center with black moissanite and pavé diamond accents.
Sale

Amy Rutilated Quartz & Black Onyx Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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Orion Nebula™ & Cornflower Sapphire Leaf Couples Ring Set by Aquamarise featuring an elegant silver band adorned with a vibrant cornflower sapphire center stone and delicate leaf-inspired accents with small blue sapphires and diamonds, part of Matching Couples' Rings, September Birthstone Jewelry, Leaf Rings, and Orion Nebula Rings® collections.
Sale

Cornflower Sapphire Fairy Leaf Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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Skye Kite® Rainbow Moonstone Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a kite-shaped moonstone center with sparkling diamond accents in a white gold setting.
Sale

Skye Kite® Rainbow Moonstone Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Hexagon Kite Mystic Topaz Engagement Ring Set in 14K White Gold showcasing a vibrant kite-shaped mystic topaz with rainbow hues, accented by sparkling white diamonds on a polished white gold band by Aquamarise Gold.
Sale

Hexagon Kite Mystic Topaz Ring Set in Sterling Silver

Regular price $170 $145 (-15%)

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Natural Green Moss Agate Leaf Ring in Sterling Silver by Aquamarise featuring a vintage-inspired design with a round green moss agate stone and delicate leaf motifs on the band.
Sale

Natural Green Moss Agate Leaf Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Teardrop Morganite Ring Set in 14K Rose Gold Vermeil by Aquamarise, featuring a vintage-inspired teardrop morganite surrounded by sparkling accent stones on an infinity band.
Sale

Teardrop Morganite Ring Set in 14K Rose Gold Vermeil

Regular price $195 $165 (-15%)

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per 

Kite Cut Black Rutilated Quartz Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring unique needle-like inclusions and accented with sparkling side stones in a modern white gold setting.
Sale

Celtic Kite Black Rutilated Quartz Engagement Ring Set in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Stella Alexandrite Ring- 14K Rose Gold Vermeil by Aquamarise, featuring an oval color-changing alexandrite center surrounded by marquise and round clear stones in a vintage-inspired design.
Sale

Stella Alexandrite Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

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Elain Moss Agate & Teal Sapphire Leaf Ring- 14K White Gold by Aquamarise Gold, featuring a marquise moss agate centerpiece flanked by teal sapphire accents on a delicate white gold band, part of nature-inspired and non-traditional engagement ring collections.
Sale

Elain Moss Agate & Teal Sapphire Leaf Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Princess Cut Black Onyx Engagement Ring Set in 14K/18K White Gold by Aquamarise Gold, featuring a princess-cut black onyx with delicate diamond accents in a modern, elegant design.
Sale

Princess Cut Black Onyx Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Black Moissanite Leaf Ring Guard in 14K White Gold by Aquamarise Gold featuring an open vine design with marquise and round black moissanite stones and a central salt and pepper diamond, part of Solid Gold Engagement Rings and Lovers of the Dark™ collections.
Sale

Salt and Pepper (Herkimer) Diamond & Black Onyx Leaf Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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Lab-Grown Oval Cut Cornflower Sapphire Leaf Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold with intricate leaf details and a vibrant oval cornflower sapphire center stone.
Sale

Cornflower Blue Sapphire Leaf Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Teardrop White Fire Opal Ring Set in 14K Yellow Gold Vermeil
Sale

Teardrop White Fire Opal Ring Set in 14K Yellow Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Ellie Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a princess-cut center diamond with delicate round diamond accents on a sleek band.
Sale

Ellie Simulated Diamond Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Elaborate ring with a black gemstone on a light purple background
Sale

Shadow Queen Black Onyx Lotus Ring in Black Ruthenium

Regular price $160 $135 (-16%)

Unit price
per 

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Fantasy-inspired designs

Unique engagement rings are the ones that don’t look like everything else in the case — rings built around unusual gemstones, unconventional cuts and settings you won’t find in a mall jeweler’s standard range. Aquamarise has built its entire catalog around that idea: moss agate, salt-and-pepper diamonds, alexandrite and fantasy cuts set in nature-inspired, gothic and celestial designs. This collection is the full range of unique engagement rings, in genuine 925 sterling silver, gold vermeil and solid gold.

What makes an engagement ring unique

Three things, usually. The stone: moss agate, rutilated quartz, salt-and-pepper diamonds and opal all carry natural patterns that never repeat, so the ring is literally one of a kind. The cut: kite, hexagon, coffin and fireworks fantasy cuts break from the round-brilliant default. And the setting: nature-inspired, gothic and floral designs turn the mount itself into the statement.

Unique engagement rings for women

The most-requested unique styles pair an unusual stone with a distinctive silhouette — a moss agate engagement ring in a leafy setting, a toi et moi two-stone design, or an east west setting that turns the stone sideways. For colored center stones see gemstone engagement rings; for something sparkling but affordable, moissanite engagement rings.

Unique, alternative & non-traditional

These terms overlap but lean differently. Unique is about the design being one of a kind. Alternative engagement rings emphasize stepping away from the diamond-solitaire convention entirely. If you want the classic look done well instead, see traditional engagement rings, or for a pre-engagement commitment piece, promise rings.

Unique Engagement Rings FAQs

What counts as a unique engagement ring?

An engagement ring that departs from the standard round-brilliant diamond solitaire — through an unusual gemstone, an unconventional cut such as kite or hexagon, or a distinctive setting like nature-inspired or gothic designs.

Which gemstones make a ring one of a kind?

Stones with natural, non-repeating patterns: moss agate, rutilated quartz, salt-and-pepper diamonds and opal. No two stones share the same internal pattern, so each ring is genuinely singular.

Are unique engagement rings durable enough for daily wear?

Most are, but it depends on the stone’s hardness. Sapphire (Mohs 9), moissanite (9.25) and diamond (10) are extremely durable; quartz-family stones like moss agate and rutilated quartz sit at 7 and benefit from a protective setting.

What is the difference between unique and alternative engagement rings?

They overlap heavily. Unique emphasizes a one-of-a-kind design; alternative emphasizes stepping away from the traditional diamond solitaire. Many rings qualify as both.

Can a unique engagement ring be customized?

Yes — stone, cut and metal can be specified on many designs. See custom engagement rings for made-to-order options.

What metals are available?

Genuine 925 sterling silver, 14K gold vermeil, and made-to-order solid gold and platinum. See solid gold rings and sterling silver engagement rings.

From the Blog

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Moss Agate Engagement Rings Guide

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What Is a Salt and Pepper Diamond? Complete Guide

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Green Engagement Rings: The Complete Guide to Every Green Gemstone

Green Engagement Rings: The Complete Guide to Every Green Gemstone

Do green engagement rings hold up to daily wear? Yes — but the right green stone depends entirely on your lifestyle and setting choice. The complete breakdown of every green...

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