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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.

Oval Cut Lab-Grown Emerald Leaf Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a vivid oval emerald and leaf-inspired accents from the Nature-Inspired Engagement Rings collection.
Sale

Emerald Leaf Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Green Moss Agate & Emerald Leaf Engagement Ring Set in 14K Solid Yellow Gold by Aquamarise Gold, featuring a natural moss agate center stone with vibrant emerald and diamond accents in an intricate leaf-inspired design, part of Solid Gold Engagement Rings and May Birthstone Jewelry collections.
Sale

Green Moss Agate & Emerald Leaf Ring Set in 14K Yellow Gold Vermeil

Regular price $200 $170 (-15%)

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per 

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.
Sale

Blue Sapphire & Simulated Diamond Leaf Engagement Ring Set in 14K Yellow Gold Vermeil

Regular price $170 $145 (-15%)

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per 

Skye Kite® Morganite Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring a kite-cut morganite with marquise and round diamond accents on a rose gold band.
Sale

Skye Kite® Morganite Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

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per 

Starry Night (Sandstone) Engagement Ring in 14K White Gold featuring an emerald-cut Galaxy Sandstone with sparkling diamond accents and an intricate band by Aquamarise Gold.
Sale

Starry Night Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

An Alexandrite & Cornflower Sapphire Fairy Leaf Ring set in 14K White Gold, with a color-changing alexandrite center stone and sparkling cornflower sapphires arranged in a leaf pattern on a textured background.
Sale

Alexandrite & Cornflower Sapphire Fairy Leaf Ring in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Elegant ring with a colorful gemstone and green gemstones on a light purple background
Sale

Mystic Topaz & Emerald Fairy Leaf Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Evelyn Starry Night Ring Set in Black Ruthenium by Aquamarise featuring a pear-cut blue sandstone with marquise and round white stones in 925 sterling silver with black ruthenium finish.
Sale

Evelyn Starry Night Ring Set in Black Ruthenium

Regular price $175 $150 (-14%)

Unit price
per 

Skye Kite® Alexandrite & Moonstone Engagement Ring Set- 14K White Gold by Aquamarise Gold featuring a kite-shaped alexandrite with moonstone and diamond accents in a unique white gold design.
Sale

Skye Kite® Alexandrite & Moonstone Ring Set in Sterling Silver

Regular price $195 $165 (-15%)

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per 

Esme Green Moss Agate Fairy Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold, featuring an oval moss agate with diamond accents and intricate yellow gold detailing.
Sale

Esme Green Moss Agate Fairy Engagement Ring in 14K Yellow Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Skye Kite® Natural Red Garnet Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a kite-shaped red garnet with diamond accents in a modern, elegant design.
Sale

Skye Kite® Natural Red Garnet Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

An elegant two-piece engagement ring set featuring a teardrop-shaped natural aquamarine centerpiece with fantasy cut gemstones, surrounded by white gold and Moissanite accent stones on a twisted band, with a matching wedding band in the background.
Sale

Faye Aquamarine Ring Set in Sterling Silver (Fantasy Cut)

Regular price $175 $150 (-14%)

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Evelyn Starry Night Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a pear-shaped deep blue gemstone and sparkling white diamond accents in a celestial-inspired design.
Sale

Evelyn Starry Night Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Esme Fireworks Cut Morganite Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold, featuring a dazzling star-cut oval morganite center stone accented with pear-shaped diamonds and intricate vintage-inspired gold detailing, part of Solid Gold Engagement Rings and Morganite Jewelry collections.
Sale

Esme Fireworks Cut Morganite Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Aquamarine Fairy Leaf Engagement Ring in 14K White Gold by Aquamarise Gold, featuring an oval ice-blue aquamarine center stone surrounded by delicate leaf-shaped accents set in polished 14K white gold, part of collections including Solid Gold Engagement Rings, March Birthstone Jewelry, and Nature-Inspired Engagement Rings.
Sale

Aquamarine Fairy Leaf Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Vintage Natural Australian Opal Engagement Ring in 14K Solid Yellow Gold featuring a luminous opal center with sparkling diamond accents on an intricate vintage-inspired band by Aquamarise Gold.
Sale

Natural Australian Opal Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Skye Kite® Green Moss Agate Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring a kite-cut moss agate center and sparkling accent stones on rose gold bands.
Sale

Skye Kite® Green Moss Agate Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

Unit price
per 

Lilith Coffin Cut Emerald & Green Fire Opal Couples Ring Set by Aquamarise features a striking coffin-shaped emerald gemstone set in black-finished silver, accented with sparkling green fire opals and diamonds, from Matching Couples' Rings and October Birthstone collections.
Wisteria Aquamarine Fairy Leaf Ring- 14K White Gold (Two Piece) by Aquamarise Gold, featuring aquamarine center and leaf-inspired white gold band with delicate blue gemstone accents.
Sale

Wisteria Aquamarine Fairy Leaf Ring in Sterling Silver (Two Piece)

Regular price $160 $135 (-16%)

Unit price
per 

Hexagon Coffin Green Moss Agate Couples Ring Set featuring silver bands with green moss agate stones and sparkling accents, from Aquamarise’s Matching Couples' Rings collection.
Sale

Hexagon Coffin Green Moss Agate Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

A sterling silver ring with a crescent moon design featuring a moonstone, presented against a white background.
Sale

Crescent Moon Moonstone Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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per 

Blue Fire Opal & Opalescent Sapphire Leaf Engagement Ring in Sterling Silver by Aquamarise featuring an oval blue fire opal with glowing sapphire accents and delicate leaf details on the band.
Sale

Blue Fire Opal & Opalescent Sapphire Leaf Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Skye Kite® Natural Herkimer Diamond Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold featuring a kite-cut Herkimer diamond with pear and round accent stones in rose gold.
Sale

Skye Kite® Galaxy Natural Herkimer Diamond Ring Set in 14K Rose Gold Vermeil

Regular price $200 $170 (-15%)

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per 

Marquise Cut Lab-Grown Diamond & Moss Agate Engagement Ring Set in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring a marquise-cut lab-grown diamond center with delicate moss agate and white diamond leaf accents, blending nature-inspired elegance and fantasy charm from the Solid Gold Engagement Rings and Nature-Inspired Engagement Rings collections.
Sale

Green Moss Agate & Simulated Diamond Leaf Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Blue Sapphire & Moissanite Leaf Ring Guard in 14K White Gold by Aquamarise Gold featuring vine and leaf motifs with lab-grown blue sapphires and sparkling moissanite accents.
Sale

Blue Sapphire & Simulated Diamond Leaf Engagement Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

Unit price
per 

Natural Garnet & Red Fire Opal Couples Ring Set by Aquamarise featuring a black ruthenium band with geometric garnet center stones and sparkling diamond accents in a unique matching design.
Coffin Cut Alexandrite & Moonstone Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a vibrant coffin-shaped alexandrite with moonstone and diamond accents on a polished band.
Sale

Coffin Cut Alexandrite & Moonstone Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Lab-Grown Diamond Leaf Engagement Ring in 14K White Gold (IGI Certified) by Aquamarise Gold, featuring teardrop lab diamond and delicate leaf-inspired white gold band details.
Sale

Teardrop Moissanite Leaf Engagement Ring in Sterling Silver

Regular price $205 $175 (-15%)

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per 

Green Moss Agate Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a rectangular moss agate stone with moissanite accents and an intricate vintage-inspired band design.
Sale

Vintage Green Moss Agate Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

Unit price
per 

Green Moss Agate & Emerald Leaf Ring in 14K Yellow Gold Vermeil
Sale

Green Moss Agate & Emerald Leaf Ring in 14K Yellow Gold Vermeil

Regular price $170 $145 (-15%)

Unit price
per 

Fireworks Cut Morganite & Moonstone Leaf Couples Ring Set by Aquamarise, featuring a sparkling pink morganite and moonstone with delicate leaf-inspired sterling silver bands.
Sale

Fireworks Cut Morganite & Moonstone Fairy Leaf Enhancer Ring Set in Sterling Silver

Regular price $175 $150 (-14%)

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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Green Engagement Rings: The Complete Guide to Every Green Gemstone

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