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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.

Cordelia Vintage Morganite Engagement Ring in Sterling Silver by Aquamarise with an oval morganite center stone surrounded by sparkling diamonds on an intricate sterling silver band.
Sale

Cordelia Vintage Morganite Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Lab Grown Ruby and Natural Australian Opal Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold featuring a pear cut ruby, Australian opal, and moissanite accents on a delicate rose gold band.
Sale

Ruby and Australian Opal Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Valentina Smoky Quartz Ring in 14K Rose Gold Vermeil by Aquamarise with oval smoky quartz center stone and delicate halo of simulated diamonds on an intricately designed rose gold band.
Sale

Valentina Smoky Quartz Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Iris Oval Morganite Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a peachy pink morganite center stone surrounded by a sparkling halo and pavé diamond band.
Sale

Iris Oval Morganite Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

2CT Solitaire Tanzanite Ring- Sterling Silver by Aquamarise featuring a vibrant oval tanzanite set in a polished 925 sterling silver band from Sterling Silver Rings and December Birthstone collections

2CT Solitaire Tanzanite Ring- Sterling Silver

$125

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Dakota Natural Red Garnet Ring Set in 14K Rose Gold Vermeil by Aquamarise featuring a pear-shaped natural garnet center stone with marquise and round accent stones on a delicate rose gold band.
Sale

Dakota Natural Red Garnet Ring Set in 14K Rose Gold Vermeil

Regular price $185 $155 (-16%)

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Sophia Lab-Grown Diamond Engagement Ring in 14K White Gold (IGI Certified) featuring a princess-cut diamond with an elegant twisted band accented by sparkling pavé stones by Aquamarise Gold.
Cushion Cut Emerald Engagement Ring in 14K Solid Yellow Gold (Hidden Halo) by Aquamarise Gold, featuring a vibrant cushion emerald and diamond-accented band from Solid Gold Engagement Rings.
Sale

Cushion Cut Emerald Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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Eva Oval Cut Lab Grown Ruby Engagement Ring in 14K Rose Gold Vermeil by Aquamarise featuring a vintage lotus flower design with marquise-cut accent stones in a fantasy-inspired style.
Sale

Eva Oval Cut Lab Grown Ruby Engagement Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Adeline Marquise Ruby Flower Ring in 14K Rose Gold Vermeil
Sale

Adeline Marquise Ruby Flower Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Avery Morganite Ring in 14K Rose Gold Vermeil featuring a round peachy-pink simulated morganite surrounded by a sparkling halo of white stones by Aquamarise.
Sale

Avery Morganite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Valeria Marquise Halo Blue Sapphire Ring- Sterling Silver by Aquamarise, featuring a marquise royal blue sapphire surrounded by a halo of sparkling stones on a sterling silver band.
Sale

Valeria Marquise Halo Blue Sapphire Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Lunette Teardrop Blue Sapphire Engagement Ring Set in 14K White Gold featuring a vivid teardrop blue sapphire surrounded by delicate diamond accents in an elegant white gold setting by Aquamarise Gold.
Sale

Lunette Teardrop Blue Sapphire Engagement Ring Set in Sterling Silver

Regular price $170 $145 (-15%)

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per 

Oval Cut Lab-Grown Alexandrite Engagement Ring in Sterling Silver by Aquamarise featuring a color-changing oval alexandrite with side pear-shaped white accent stones.
Sale

Oval Cut Lab-Grown Alexandrite Engagement Ring in Sterling Silver

Regular price $185 $155 (-16%)

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per 

Vintage Alexandrite Ring in 14K Solid Rose Gold by Aquamarise Gold featuring a lab-grown alexandrite center surrounded by moissanite accents on an intricately detailed rose gold band.
Sale

Vintage Alexandrite Engagement Ring in 14K Rose Gold Vermeil

Regular price $155 $108.50 (-30%)

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Art Deco Alexandrite Ring in 14K Rose Gold Vermeil by Aquamarise featuring a teardrop color-changing gemstone surrounded by small sparkling stones on a detailed rose gold vermeil band.
Sale

Art Deco Alexandrite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Iris Oval Emerald Engagement Ring in 14K White Gold by Aquamarise Gold featuring a vivid green oval emerald surrounded by sparkling diamond accents on a delicate white gold band.
Sale

Iris Halo Oval Emerald Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Aurora Morganite Ring- 14K Rose Gold Vermeil by Aquamarise featuring a vintage-inspired morganite center surrounded by simulated diamond halo on a delicate rose gold vermeil band.
Sale

Aurora Morganite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Diamond ring with a central pink diamond and two side stones on a light purple background
Sale

Hexagon Cut Simulated Gray Diamond Engagement Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Victoria Blue Sapphire Engagement Ring in 14K Solid Yellow Gold by Aquamarise Gold featuring an oval blue sapphire center with radiant moissanite accents in a vintage-inspired design.
Sale

Victoria Blue Sapphire Engagement Ring in 14K Yellow Gold Vermeil

Regular price $175 $150 (-14%)

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per 

Belle Cushion Cut Natural Morganite Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a pink cushion-cut morganite surrounded by sparkling diamonds on a white gold band.
Sale

Belle Cushion Cut Blush Pink Morganite Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Belle Cushion Cut Natural Amethyst Ring in Sterling Silver by Aquamarise featuring a vibrant cushion-cut amethyst surrounded by sparkling simulated diamonds in a delicate sterling silver setting.
Sale

Belle Cushion Cut Natural Amethyst Ring in Sterling Silver

Regular price $160 $135 (-16%)

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per 

Olivia Aquamarine Ring- 14K Rose Gold Vermeil featuring an oval aquamarine center flanked by pear-shaped simulated diamonds in a vintage-inspired design by Aquamarise.
Sale

Olivia Aquamarine Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

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Ava Emerald Cut Morganite Ring in 14K Rose Gold Vermeil
Sale

Ava Emerald Cut Morganite Ring in 14K Rose Gold Vermeil

Regular price $175 $150 (-14%)

Unit price
per 

Lunette Teardrop Alexandrite Ring Set in 14K Rose Gold Vermeil by Aquamarise featuring a pear-shaped alexandrite center and diamond accents from Rose Gold Vermeil Rings and June Birthstone Jewelry collections.
Sale

Lunette Teardrop Alexandrite Ring Set in 14K Rose Gold Vermeil

Regular price $195 $165 (-15%)

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per 

Belle Cushion Cut Aquamarine Ring in Sterling Silver by Aquamarise featuring a 2.5 carat cushion-cut aquamarine with diamond halo and sterling silver band from March Birthstone Jewelry collections.
Sale

Belle Cushion Cut Aquamarine Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Mystic Moissanite Engagement Ring Celestial Moon Ring over light purple background
Sale

Mystic Moissanite Crescent Moon Ring Set in Sterling Silver

Regular price $225 $190 (-16%)

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Moss agate engagement ring with leaf design and diamond accent stones over light purple background
Sale

Moss Agate Botanical Leaf Ring in Sterling Silver

Regular price $160 $135 (-16%)

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Starry Night™ Galaxy Engagement Ring | Blue Sandstone Ring
Sale

Starry Night™ & Amethyst Galaxy Leaf Ring in Sterling Silver

Regular price $205 $175 (-15%)

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Silver ring with an oval-shaped diamond on a light purple background
Sale

Vintage Oval Moissanite Engagement Ring in Sterling Silver

Regular price $230 $195 (-15%)

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per 

Silver ring with a blue gemstone on a white background
Sale

Oval Cut Ice Blue Moissanite Ring in Sterling Silver

Regular price $220 $185 (-16%)

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per 

Diamond ring with a purple gemstone on a white surface with a blurred purple background
Sale

Oval Cut Gray Moissanite Ring in Sterling Silver

Regular price $205 $175 (-15%)

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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