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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.

Vintage Natural Peridot Ring in Sterling Silver featuring an emerald-cut peridot with intricate diamond accents and detailed sterling silver band by Aquamarise, from birthstone and engagement collections.
Sale

Vintage Natural Peridot Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Iris Oval Moonstone Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a luminous oval moonstone with a sparkling halo and detailed pavé band in solid white gold.
Sale

Iris Natural Oval Cut Moonstone Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Art Deco Aquamarine Engagement Ring in Solid 14K Rose Gold by Aquamarise Gold, featuring a cushion-cut aquamarine surrounded by vintage-inspired diamond accents on a delicate band.
Sale

Vintage Cushion Cut Aquamarine Ring in 14k Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Lunette Teardrop Alexandrite Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold featuring a pear-shaped color-changing alexandrite with diamond accents in a rose gold band.
Sale

Lunette Vintage Teardrop Alexandrite Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Iris Oval Moonstone Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold featuring a luminous oval moonstone center with sparkling diamond accents on a delicate yellow gold band.
Sale

Iris Rainbow Moonstone Ring in 14K Yellow Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Evelyn Natural Amethyst Bridal Ring Set in Sterling Silver featuring oval amethyst center with marquise and round cubic accents on a polished sterling silver band by Aquamarise.
Sale

Evelyn Natural Amethyst Bridal Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Victoria Vintage Morganite Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval-cut natural morganite center surrounded by moissanite accents on a delicate rose gold band.
Sale

Victoria Art Deco Morganite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Princess Cut Lab Grown Ruby Engagement Ring in Sterling Silver by Aquamarise, featuring a radiant princess-cut 3 carat ruby with diamond accents on a rhodium-finished sterling silver band.
Sale

Princess Cut Lab Grown Ruby Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Astra North Star Aquamarine Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval aquamarine center surrounded by pear and round diamonds on a rose gold band.
Sale

Astra North Star Aquamarine Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Vintage Ruby Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold featuring an oval ruby center with delicate diamond accents on an intricately detailed rose gold band.
Sale

Vintage Ruby Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Marquise Cut Aquamarine Ring Set in Sterling Silver by Aquamarise featuring a radiant aquamarine center with sparkling diamond accents in a vintage-inspired, elegant design.
Sale

Marquise Cut Aquamarine Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Celtic Knot Moonstone Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a pear-shaped moonstone with intricate Celtic knotwork and sparkling gemstone accents.
Sale

Celtic Knot Moonstone Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Silver ring with a colorful gemstone on a white background
Sale

Mystical Fairy Rainbow Moissanite Ring Set in Sterling Silver

Regular price $230 $195 (-15%)

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per 

Skye Kite® Cornflower Sapphire Kite Engagement Ring Set- 14K Solid Rose Gold
Sale

Skye Kite® Cornflower Sapphire Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

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per 

Rose gold ring with a blue opal stone and diamond accents on a white background
Sale

Vintage Blue Fire Opal Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Art Deco Mosaic Morganite Couples Ring Set by Aquamarise featuring a rectangular pink morganite center stone surrounded by diamond accents on a sterling silver band.
Sale

Art Deco Morganite Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Padparadscha Sapphire Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring kite-cut orange sapphire with moissanite accents in a modern, elegant design.
Sale

Kite Cut Padparadscha Sapphire Ring Set in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Gold ring with blue and purple gemstones on a white background
Sale

Toi Et Moi Alexandrite & London Blue Topaz Ring in 14K Yellow Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Natural Australian Opal Engagement Ring in 14K Rose Gold Vermeil by Aquamarise, featuring a vintage-inspired design with a glowing opal center and diamond accents on an ornate rose gold band.
Sale

Natural Australian Opal Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Turquoise Ring Set Rose Gold | Teardrop Vintage Engagement
Sale

Natural Turquoise Teardrop Stacking Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Pear Morganite Engagement Ring Set in 14K Rose Gold Vermeil by Aquamarise, featuring a pear-shaped morganite and sparkling white stones in a fantasy-inspired rose gold design.
Sale

Pear Morganite Engagement Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

Amy Rutilated Quartz & Black Onyx Ring Set in 14K Rose Gold Vermeil by Aquamarise, featuring pear-shaped rutilated quartz, black onyx stones, and pavé diamonds on elegant rose gold bands.
Sale

Amy Rutilated Quartz & Black Onyx Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Amy Teardrop Alexandrite Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a pear-shaped alexandrite surrounded by sparkling diamonds in a unique fantasy-inspired design.
Sale

Amy Teardrop Lab-Grown Alexandrite Engagement Ring Set in Sterling Silver

Regular price $195 $165 (-15%)

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per 

Simulated Diamond Vintage Engagement Ring in Sterling Silver by Aquamarise featuring an Art Deco-inspired cushion-cut simulated diamond center with intricate vintage detailing and pavé accents.
Sale

Simulated Diamond Vintage Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Iris Oval Alexandrite Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring a vibrant oval lab-grown alexandrite with a halo of sparkling moissanite on a rose gold band.
Sale

Iris Oval Alexandrite Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Garnet Ring- 14K Rose Gold Vermeil by Aquamarise featuring a deep red garnet center surrounded by delicate antique-inspired rose gold vermeil details and sparkling accent stones.
Sale

Natural Red Garnet Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Iris Natural Oval Peridot Engagement Ring in 14K White Gold by Aquamarise Gold featuring a vivid oval peridot center surrounded by sparkling moissanite accents on a delicate white gold band.
Sale

Iris Natural Peridot Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Oval Cut Paraiba Tourmaline Engagement Ring in Sterling Silver by Aquamarise showcasing a vivid neon turquoise oval gemstone with delicate side accents on a polished silver band.
Sale

Oval Cut Paraiba Tourmaline Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Cordelia Oval Cut Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold featuring a vintage-inspired oval diamond with halo and intricate milgrain detailing.
Sale

Cordelia White Sapphire Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Hidden Halo Cushion Cut Morganite Engagement Ring in 14K White Gold featuring a sparkling cushion-cut morganite center with diamond accents on a delicate white gold band by Aquamarise Gold.
Sale

Cushion Cut Morganite Ring in Sterling Silver (Hidden Halo)

Regular price $160 $135 (-16%)

Unit price
per 

Marquise Cut Morganite Engagement Ring in 14K Solid Rose Gold with side round diamonds by Aquamarise Gold, featuring a delicate rose gold band and elegant gemstone setting.
Sale

Marquise Cut Morganite Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Iris Oval Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold featuring a radiant oval diamond with halo and pavé accents on a polished white gold band.
Sale

Iris Simulated Diamond Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

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Ethically Crafted

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200K+ Happy Couples

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.

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