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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.

Elongated Cushion Halo Alexandrite Ring in 14K Rose Gold Vermeil
Sale

Elongated Cushion Halo Alexandrite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Eva Teardrop Aquamarine Engagement Ring in 14K White Gold by Aquamarise Gold featuring a pear-shaped aquamarine center with marquise diamond accents in a nature-inspired design.
Sale

Eva Teardrop Aquamarine Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Evelyn Oval Cut Alexandrite Engagement Ring Set in 14K Rose Gold Vermeil by Aquamarise, featuring a vibrant color-changing oval alexandrite with marquise and round sparkling accents.
Sale

Evelyn Oval Cut Alexandrite Engagement Ring Set in 14K Rose Gold Vermeil

Regular price $155 $108.50 (-30%)

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Avery Paraiba Tourmaline Ring in Sterling Silver by Aquamarise featuring a vibrant turquoise center stone surrounded by sparkling diamond accents in a delicate silver band design.
Sale

Avery Paraiba Tourmaline Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Victoria Oval Cut Blue Sapphire Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, vintage-inspired with oval blue sapphire centerpiece and halo of brilliant moissanite accents.
Sale

Victoria Vintage Blue Sapphire Engagement Ring in 14K Rose Gold Vermeil

Regular price $155 $108.50 (-30%)

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per 

Lunette Natural London Blue Topaz Engagement Ring Set in 14K Solid Rose Gold featuring a teardrop London blue topaz with diamond accents in a rose gold setting by Aquamarise Gold.
Sale

Lunette London Blue Topaz Ring Set in 14K Rose Gold Vermeil

Regular price $195 $165 (-15%)

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Eva London Blue Topaz Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold featuring an emerald-cut blue topaz with marquise-cut white stone accents in a vintage-inspired design.
Sale

Eva Natural London Blue Topaz Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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Flair Cushion Cut Simulated Diamond Engagement Ring in Sterling Silver by Aquamarise featuring a twisted vine band with sparkling simulated diamonds in a modern, nature-inspired design.
Sale

Flair Cushion Cut Simulated Diamond Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Radiant Cut Halo Alexandrite Ring in Sterling Silver by Aquamarise, featuring a vibrant purple-blue gemstone surrounded by sparkling silver pavé diamonds on the band and halo.
Sale

Radiant Cut Halo Alexandrite Ring in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Everly Oval Cut Ruby Engagement Ring in 14K White Gold featuring a vibrant oval ruby center flanked by two sparkling round diamonds on a polished white gold band by Aquamarise Gold.
Sale

Everly Oval Cut Ruby Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Sophia Twisted Vine Emerald Engagement Ring in 14K White Gold by Aquamarise Gold with cushion-cut emerald and twisted vine pavé diamond band, from Solid Gold Engagement Rings collection.
Sale

Sophia Twisted Vine Emerald Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Valentina Art Deco Morganite Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a peach-pink oval morganite with intricate diamond accents on a vintage-inspired band.
Sale

Valentina Vintage Morganite Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Victoria Art Deco Emerald Engagement Ring in 14K White Gold by Aquamarise Gold featuring an oval emerald center with vintage-inspired moissanite accents in a polished white gold setting.

Victoria Emerald Engagement Ring in Sterling Silver

$125

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Ava Lab-Grown Pink Sapphire Engagement Ring in Sterling Silver by Aquamarise featuring an oval pink sapphire center with pavé white accents on a rhodium-finished sterling silver band.
Sale

Ava Lab-Grown Pink Sapphire Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Valentina Art Deco Emerald Ring in 14K Solid Yellow Gold by Aquamarise Gold, featuring a vivid oval emerald surrounded by intricate milgrain and sparkling diamonds in a vintage-inspired design.
Sale

Valentina Art Deco Emerald Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Eva Flower Aquamarine Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval aquamarine center with marquise diamond accents on a vintage-inspired solid gold band.
Sale

Eva Oval Aquamarine Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Vintage Morganite Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an emerald-cut morganite with delicate moissanite accents and intricate vintage-inspired band details.
Sale

Vintage Morganite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Victoria Art Deco Paraiba Tourmaline Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, showcasing an oval Paraiba tourmaline with moissanite accents in an art deco style.
Sale

Victoria Art Deco Paraiba Tourmaline Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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An oval red garnet ring with a halo of smaller accent stones set in a 14K solid rose gold band.
Sale

Iris Natural Red Garnet Ring in 14K Rose Gold Vermeil

Regular price $170 $145 (-15%)

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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.
Sale

Valentina Simulated Diamond Ring in 14K Yellow Gold Vermeil

Regular price $165 $140 (-15%)

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per 

Flair Cushion Cut Morganite Engagement Ring in 14K Rose Gold Vermeil by Aquamarise with a peachy-pink morganite surrounded by sparkling pavé diamonds and an intricate twisted band design.
Sale

Flair Cushion Cut Morganite Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Cordelia Oval Cut Aquamarine Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval aquamarine center with a vintage-inspired diamond halo and delicate diamond accented band.
Sale

Cordelia Vintage Aquamarine Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Celtic Knot Lab Grown Diamond Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a pear-shaped diamond with intricate Celtic knotwork and delicate diamond accents.
Sale

Celtic Knot White Sapphire Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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Emerald Engagement Ring Round Emerald Halo Ring over light purple background
Sale

Aster Round Emerald Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Yellow Sapphire Engagement Ring | Cushion Cut Halo Ring
Sale

Elongated Cushion Yellow Sapphire Engagement Ring in Sterling Silver

Regular price $195 $165 (-15%)

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Lavender Moissanite Fairy Leaf Ring in 14K Rose Gold Vermeil
Sale

Lavender Moissanite Fairy Leaf Ring in 14K Rose Gold Vermeil

Regular price $230 $195 (-15%)

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Pink Moissanite Crescent Moon Engagement Ring Set in Sterling Silver featuring a vivid marquise-cut pink moissanite center stone surrounded by crescent moon and diamond accents on polished sterling silver bands by Aquamarise Gold, part of Sterling Silver Rings and Fantasy-Inspired Engagement Rings collections.
Sale

Pink Moissanite Crescent Moon Engagement Ring Set in Sterling Silver

Regular price $225 $190 (-16%)

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Violet Hexagon Lab Sapphire Ring in Sterling Silver by Aquamarise, showcasing a vibrant hexagon-cut violet lab sapphire center stone set in a slim sterling silver band accented with delicate simulated diamonds, part of Sterling Silver Rings and September Birthstone Jewelry collections.
Sale

Violet Hexagon Lab Sapphire Engagement Ring in Sterling Silver

Regular price $195 $165 (-15%)

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Green Moss Agate Woodland Twirl Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval green moss agate center stone with natural forest-like inclusions, surrounded by delicate white diamonds on a nature-inspired twirl band, part of Solid Gold Engagement Rings and Non-Traditional Gemstone Engagement Rings collections.
Sale

Green Moss Agate Woodland Twirl Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Art Deco Emerald Cut Morganite Engagement Ring in Sterling Silver by Aquamarise, featuring a blush-pink emerald-cut morganite centerpiece flanked by sparkling rectangular side stones, from Sterling Silver Rings and Engagement Rings for Women collections.
Sale

Art Deco Emerald Cut Morganite Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Toi Et Moi Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold features a modern design with two IGI-certified lab-grown diamonds, including an emerald cut and a pear-shaped stone, set on a sleek white gold band.
Sale

Toi Et Moi Simulated Diamond Engagement Ring in 925 Sterling Silver

Regular price $160 $135 (-16%)

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Toi Et Moi Lab-Grown Diamond and Aquamarine Ring- 14K White Gold (IGI Certified) by Aquamarise Gold features a delicate white gold band with a pear-shaped lab-grown diamond and an emerald-cut aquamarine, symbolizing a romantic union.
Sale

Toi Et Moi Aquamarine and Simulated Diamond Ring in Sterling Silver

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.

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Moss Agate Engagement Rings Guide

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Green Engagement Rings: The Complete Guide to Every Green Gemstone

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