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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.

Diamond ring with a marquise-shaped center stone on a light purple background

Marquise Moissanite Halo Engagement Ring in 14K White Gold

from $2,165

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per 

Emerald Cut Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a split shank band adorned with pavé lab-grown diamonds.
Elongated Cushion Moissanite Engagement Ring in 14K White Gold

Elongated Cushion Moissanite Engagement Ring in 14K White Gold

from $1,945

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per 

Galaxy Rainbow Moonstone Couples Ring Set featuring a luminous blue moonstone center with a sparkling diamond halo and pavé diamonds on a radiant rose gold band by Aquamarise.

Iris Oval Halo Moonstone Engagement Ring in 14K Solid Rose Gold

from $2,015

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per 

Oval Lab-Grown Diamond Filigree Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a vintage-inspired filigree band with round side diamonds and an oval-cut center stone.

Oval Moissanite Filigree Engagement Ring in 14K White Gold

from $2,105

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per 

Diamond ring on a reflective surface with a light purple gradient background

Oval Moissanite Engagement Ring in 14K White Gold (Hidden Halo)

from $2,145

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per 

Emerald Cut Lab-Grown Diamond Engagement Ring- 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a three-stone design with trillion side diamonds for timeless elegance.
Simulated Diamond Engagement Ring in 14K Yellow Gold Vermeil
Oval Lab-Grown Diamond Hidden Halo Solitaire Engagement Ring in 14K Solid Rose Gold (IGI Certified), featuring a pavé band by Aquamarise Gold, elegant and ethically crafted jewelry.
Waverly Lab-Grown Diamond Engagement Ring- 14K Solid Rose Gold (IGI Certified) by Aquamarise Gold, featuring scalloped pavé diamonds encircling the center stone and along the band.

Waverly Halo Moissanite Engagement Ring in 14K Solid Rose Gold

from $2,095

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per 

Diamond ring with a pear-shaped center stone on a light purple background

Elodie Pear Moissanite Engagement Ring in 14K White Gold

from $2,095

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per 

Rose gold ring with a teardrop-shaped blue gemstone and diamond accents on a light purple background.
Sale

Lab Alexandrite Halo Ring in 14K Rose Gold Vermeil

Regular price $165 $82.50 (-50%)

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per 

Teardrop Bezel Aquamarine Ring in Sterling Silver by Aquamarise, featuring a sparkling teardrop aquamarine surrounded by cubic zirconia in a vintage-inspired sterling silver setting.
Sale

Teardrop Bezel Aquamarine Ring in Sterling Silver

Regular price $135 $81 (-40%)

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per 

Teardrop Simulated Diamond Ring in Sterling Silver by Aquamarise, featuring a sparkling pear-shaped center surrounded by radiant simulated diamonds in a vintage-inspired sterling silver setting.
Sale

Teardrop Simulated Diamond Engagement Ring in Sterling Silver

Regular price $135 $81 (-40%)

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per 

Amelia Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold featuring an emerald-cut center diamond with tapered baguette and round side stones.

Amelia Emerald Cut Moissanite Engagement Ring in 14K White Gold

from $2,145

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.

Vintage Ruby Engagement Ring in 14K Solid Rose Gold

from $1,885

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per 

Alice Vintage Inspired Moonstone Engagement Ring in 14K White Gold by Aquamarise Gold featuring a pear-cut luminous moonstone with a delicate diamond-accented twisted band design.
Iris Oval Morganite Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring a peachy pink morganite center with a sparkling moissanite halo on a pavé-set band.

Iris Oval Morganite Engagement Ring in 14K Solid Rose Gold

from $1,835

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per 

Art Deco Morganite Engagement Ring in Solid 14K Rose Gold – side profile view

Art Deco Morganite Engagement Ring in Solid 14K Rose Gold

from $2,195

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per 

Aria Aquamarine Ring Set- 14K Rose Gold Vermeil by Aquamarise, featuring a teardrop aquamarine with simulated diamond accents on delicate rose gold stacking bands.
Sale

Aria Aquamarine Ring Set- 14K Rose Gold Vermeil

Regular price $115 $80.50 (-30%)

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per 

Valentina Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a vintage-inspired double halo with sparkling lab-grown diamonds in an elegant design.

Valentina Art Deco Moissanite Engagement Ring in 14K White Gold

from $2,125

Unit price
per 

Cushion Cut Natural London Blue Topaz Engagement Ring in 14K Solid Rose Gold featuring a vintage-inspired halo of diamonds and milgrain detailing by Aquamarise Gold.
Marquise Natural Peridot Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold featuring a marquise peridot surrounded by a halo of sparkling stones on a yellow gold band.
Valentina Lab-Grown Diamond Engagement Ring in 14K Solid Rose Gold (IGI Certified) by Aquamarise Gold featuring an oval double halo design with intricate vintage-inspired detailing.
Iris Oval Tanzanite Ring in 14K Rose Gold Vermeil by Aquamarise featuring an oval-cut vibrant tanzanite surrounded by a halo of sparkling simulated diamonds on a rose gold vermeil band.

Iris Oval Tanzanite Engagement Ring in 14K Solid Rose Gold

from $1,995

Unit price
per 

Rose gold ring with a purple gemstone and diamond accents on a light purple background
Sale

Hexagon Alexandrite Halo Ring in 14K Rose Gold Vermeil

Regular price $155 $77.50 (-50%)

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per 

Eva Natural London Blue Topaz Engagement Ring in 14K White Gold by Aquamarise Gold featuring a deep blue oval topaz with marquise-cut accent stones in an elegant vintage-inspired design.

Eva Natural London Blue Topaz Engagement Ring in 14K White Gold

from $2,095

Unit price
per 

Asscher Lab Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a sparkling octagonal halo design with small accent diamonds on a polished band.
Vintage White Sapphire Ring in Sterling Silver by Aquamarise featuring an emerald-cut lab-grown white sapphire with a sparkling diamond halo on a sterling silver band for elegant engagement jewelry.
Sale

Vintage White Sapphire Ring in Sterling Silver

Regular price $140 $84 (-40%)

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per 

Amelia Emerald Cut Aquamarine Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a radiant emerald cut aquamarine with sparkling side stones on a polished band.

Amelia Emerald Cut Aquamarine Engagement Ring in 14K White Gold

from $1,975

Unit price
per 

Valentina Lab-Grown Diamond Engagement Ring in Solid 14K Yellow Gold (IGI Certified) by Aquamarise Gold, featuring an oval lab-grown diamond with vintage double halo in yellow gold band.

Valentina Moissanite Engagement Ring in Solid 14K Yellow Gold

from $2,045

Unit price
per 

Diamond ring with a blue gemstone on a white background
Sale

Twisted Vine Aquamarine Ring in Sterling Silver

Regular price $140 $70 (-50%)

Unit price
per 

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Ethically Crafted

Sustainably Sourced Materials

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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Green Engagement Rings: The Complete Guide to Every Green Gemstone

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