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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.

Victoria Natural Citrine Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval natural citrine center surrounded by sparkling moissanite accents in a vintage-inspired design.
Sale

Victoria Natural Citrine Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

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Eva Lotus Blush Pink Morganite Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval blush pink morganite with marquise white gold accent stones in a nature-inspired design.
Sale

Eva Oval Flower Morganite Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Iris Oval London Blue Topaz Engagement Ring in 14K White Gold by Aquamarise Gold featuring a deep blue topaz center with a sparkling diamond halo and pavé band in a delicate setting.
Sale

Iris Natural London Blue Topaz Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Ava Black Onyx Ring- 925 Sterling Silver by Aquamarise, featuring a sleek emerald-cut black onyx center stone with sparkling diamond accents on a polished sterling silver band.
Sale

Ava Black Onyx Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Princess Cut Alexandrite Engagement Ring in Sterling Silver by Aquamarise featuring a 3CT color-shifting gemstone with pavé diamond accents on a polished band, part of sterling silver and birthstone collections.
Sale

Princess Cut Alexandrite Engagement Ring in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Victoria Art Deco Moonstone Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval moonstone centerpiece with radiant moissanite accents in a vintage-inspired design.

Victoria Natural Moonstone Ring in Sterling Silver

$105

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per 

Natural Tanzanite Engagement Ring in 14K White Gold by Aquamarise Gold featuring a vintage-inspired emerald cut tanzanite with delicate moissanite accents on an intricately detailed band.
Sale

Vintage Tanzanite Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Iris Oval Amethyst Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a radiant oval purple amethyst surrounded by a sparkling halo and pavé diamond accents on a delicate band.
Sale

Iris Natural Amethyst Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Ava Oval Cut Teal Sapphire Engagement Ring in Sterling Silver by Aquamarise featuring a vibrant teal-blue sapphire center with sparkling accent stones in a modern elegant setting.
Sale

Ava Oval Cut Teal Sapphire Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Siren Queen Marquise Aquamarine Lotus Ring in 14K Yellow Gold Vermeil
Sale

Siren Queen Marquise Aquamarine Lotus Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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Esme Lavender Moissanite Ring Engagement Ring in 14K White Gold by Aquamarise Gold showcasing a vibrant oval lavender moissanite center stone flanked by sparkling colorless moissanite accents and an intricate nature-inspired band design from the Solid Gold Moissanite Engagement Rings collection.
Sale

Esme Lavender Moissanite Ring in Sterling Silver

Regular price $205 $175 (-15%)

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Midnight Blue Moissanite Crescent Moon Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a marquise-cut deep blue moissanite center stone accented with crescent-shaped details and small sparkling diamonds, part of Solid Gold Engagement Rings, Moissanite Engagement Rings, and Meaningful Jewelry Gifts collections.
Sale

Midnight Blue Moissanite Crescent Moon Engagement Ring Set in Sterling Silver

Regular price $225 $190 (-16%)

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Art Deco Pear Blue Sapphire Ring Set in Black Ruthenium by Aquamarise, featuring a pear-shaped blue sapphire and pavé white stones on a sleek black ruthenium band.
Celtic Morganite Ring Set- 14K White Gold (Fantasy Cut) by Aquamarise Gold, featuring an oval fantasy-cut pink morganite center stone set in a delicate white gold band with intricate Celtic-inspired detailing and diamond accents, from Solid Gold Engagement Rings and Morganite Jewelry collections.
Sale

Celtic Morganite Ring Set in Sterling Silver (Fantasy Cut)

Regular price $175 $150 (-14%)

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per 

Galaxy Salt and Pepper (Herkimer) Diamond & Meteorite Couples Ring Set by Aquamarise, featuring a rose gold band with an oval salt and pepper diamond centerpiece surrounded by leaf-shaped white gemstones, blending celestial charm with romantic elegance.
Sale

Salt and Pepper Diamond Leaf Ring Set in 14K Rose Gold Vermeil (Herkimer Diamond)

Regular price $200 $170 (-15%)

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Elegant ring with a colorful gemstone and green gemstones on a light purple background
Feyra Starry Night & Amethyst Couples Ring Set featuring a pear-shaped dark blue sandstone center stone surrounded by vibrant amethyst gemstones set in a delicate rose gold band, crafted by Aquamarise for Matching Couples' Rings and February Birthstone collections.

Feyra Starry Night & Amethyst Ring Set in 14K Solid Rose Gold

from $2,495

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per 

Alice Rainbow Moonstone Couples Ring Set by Aquamarise featuring a pear-shaped moonstone surrounded by delicate diamond accents in a unique, ethereal design for matching couples rings.

Alice Moonstone Engagement Ring Set in 14K White Gold

from $2,410

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per 

Starry Night Coffin Kite Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring deep blue coffin kite gemstones with sparkling diamond accents in a celestial design.
Lab-Grown Diamond & Sapphire Leaf Engagement Ring Set in 14K Solid Yellow Gold (IGI Certified), featuring blue sapphires and diamonds in a nature-inspired design by Aquamarise Gold.
Hexagon Morganite Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold featuring a blush pink hexagon-cut morganite with diamond accents on rose gold bands, a unique engagement ring set.
Sale

Hexagon Morganite Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

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per 

Toi Et Moi Morganite and Moissanite Ring- 14K Solid Rose Gold by Aquamarise Gold featuring an emerald-cut morganite and a pear-shaped moissanite on a delicate rose gold band.
Sale

Morganite and Simulated Diamond Toi Et Moi Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Natural Herkimer Diamond Cluster Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring a unique raw Herkimer diamond and moissanite accents in an elegant celestial design.
Sale

Natural Herkimer Diamond Cluster Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

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Stella Natural Red Garnet Ring- 14K Rose Gold Vermeil by Aquamarise featuring a vintage-inspired red garnet center with marquise and pavé white stones on rose gold vermeil band.
Sale

Stella Natural Red Garnet Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

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per 

East-West Hexagon London Blue Topaz Ring in Rose Gold Vermeil
Sale

East-West Hexagon London Blue Topaz Ring in Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Amy Black Onyx Ring Set- 925 Sterling Silver by Aquamarise, featuring vintage-inspired teardrop black onyx stones with sparkling accents in a sterling silver stackable band set.

Amy Black Onyx Ring Set- 925 Sterling Silver

$135

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per 

Teardrop Morganite Ring in Sterling Silver featuring a pear-shaped pink morganite center stone surrounded by a halo and diamond-accented band by Aquamarise.
Sale

Teardrop Morganite Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Vintage Teardrop Alexandrite Ring in Sterling Silver by Aquamarise, featuring a pear-shaped color-changing alexandrite center with a pavé diamond halo and detailed sterling silver band.
Sale

Vintage Teardrop Alexandrite Ring in Sterling Silver

Regular price $170 $145 (-15%)

Unit price
per 

Iris Oval London Blue Topaz Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold featuring deep blue topaz center with a sparkling halo and pavé diamonds on a solid rose gold band.
Sale

Iris Natural London Blue Topaz Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Minimalist Aquamarine Ring in Sterling Silver
Sale

Minimalist Aquamarine Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Rose gold ring with a blue gemstone on a white surface
Sale

Twisted Vine Alexandrite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Dakota Teardrop Emerald Ring Set in 14K Rose Gold Vermeil by Aquamarise featuring a vintage-inspired pear-shaped emerald with diamond accents on a delicate rose gold vermeil band.
Sale

Dakota Teardrop Emerald Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

Unit price
per 

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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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