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Starry night sky with the Milky Way galaxy

Blue Sandstone Engagement Rings

Blue Sandstone Engagement Rings — The Proposal They'll Never Forget

A blue sandstone engagement ring stops conversation. The deep midnight blue center stone catches light at every angle, and the shimmer running through the stone makes the ring impossible to overlook. For couples who want a proposal moment they'll talk about for the next fifty years — and a ring she'll show off every time someone asks to see it — this is the right collection.

4.9 stars from 38,000+ verified reviews. Handcrafted since 2016.

Starry Night and Fire Opal Leaf Couples Ring Set by Aquamarise, featuring a glittering galaxy sandstone centerpiece with a marquise shape, accented with blue marquise and round gemstones on a silver band with delicate leaf motifs.

Starry Night and Sapphire Leaf Ring in 14K White Gold

from $1,815

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Eva Starry Night (Sandstone) Engagement Ring in 14K White Gold by Aquamarise Gold featuring a sparkling blue sandstone center and marquise diamond accents in a vintage-inspired setting.

Eva Starry Night (Sandstone) Engagement Ring in 14K White Gold

from $2,095

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Starry Night Sandstone Ring Set- 14K Solid Rose Gold featuring kite-cut sparkling blue gemstone with rose gold band and delicate diamond accents by Aquamarise Gold.

Starry Night Sandstone Ring Set- 14K Solid Rose Gold

from $2,095

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Starry Night Couples Ring Set- Night Court Inspired by Aquamarise, featuring a sparkling blue sandstone center with diamond accents, a celestial-inspired design for matching couples rings.

Starry Night Engagement Ring in 14K White Gold

from $2,175

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An engagement ring set featuring a crescent moon design with a blue starry center stone, placed on a rock surface.

Crescent Moon Starry Night Engagement Ring Set in 14K White Gold

from $1,845

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Starry Night & Black Onyx Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring a kite-cut celestial blue sandstone surrounded by black onyx accents on polished white gold bands.

Starry Night & Black Onyx Engagement Ring Set in 14K White Gold

from $1,895

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Esme Red Goldstone & Orange Sapphire Ring in Sterling Silver by Aquamarise featuring a sparkling red goldstone cabochon with vibrant orange sapphires and delicate silver detailing in a vintage-inspired design.
Sale

Esme Red Goldstone & Orange Sapphire Ring in Sterling Silver

Regular price $225.00 $135.00 (-40%)

Starry Night™ Galaxy Engagement Ring | Blue Sandstone Ring
Gold ring with purple gemstones on a reflective surface with a blurred background

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

from $2,495

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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.

Starry Night (Sandstone) Engagement Ring in 14K White Gold

from $1,815

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Galaxy Sandstone (Starry Night) Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring a coffin cut starry blue sandstone with diamond accents in a celestial-inspired design.
Starry Night and Crescent Moon Fire Opal Ring- 14K Solid Yellow Gold by Aquamarise Gold, featuring a rectangular glittering galaxy sandstone center, flanked by crescent moon-shaped fire opals and deep blue sapphires on a polished yellow gold band.
Lunar Starlight Sandstone Ring Set (Starry Night) in 14K White Gold featuring a marquise-cut blue sandstone with sparkling gold flecks, accented by vibrant blue gemstones on elegant white gold bands by Aquamarise Gold.
Starry Night & Sapphire Leaf Ring Set- 14K White Gold featuring a deep blue sapphire center stone surrounded by delicate leaf motifs with small blue and white gemstones, crafted by Aquamarise Gold from nature-inspired and starry night collections.
Starry Night engagement ring set in sterling silver

Starry Night Chevron Engagement Ring Set in 14K White Gold

from $1,945

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per 

Galaxy Sandstone (Starry Night) Engagement Ring Set in 14K Solid Rose Gold by Aquamarise Gold, featuring a coffin cut starry blue sandstone with diamond accents in a celestial-inspired design.
Sale

Galaxy Sandstone (Starry Night) Engagement Ring in 14K Rose Gold Vermeil

Regular price $155 $130 (-16%)

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Dispatched from the USA with care

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Ethically Crafted

Responsibly sourced, consciously made

Loved by 200,000+ Couples

Fantasy-inspired, handcrafted jewelry

Why Blue Sandstone for Your Engagement Ring

1. People will actually notice. Diamond engagement rings blend into the background. Blue sandstone doesn't. The deep blue with internal shimmer is the kind of distinctive that makes friends and strangers stop and ask.

2. It's significantly more affordable than sapphire. You can spend the savings on a larger center stone, a more elaborate setting, or a solid 14K gold band — all without compromising visual impact.

3. It says something about who you are as a couple. Choosing blue sandstone signals that you went looking for something deliberate. That you didn't just pick the default. That signals intention.

For complete background on the stone itself, see our blue sandstone jewelry collection.

Starry Night™ Galaxy Engagement Ring | Blue Sandstone Ring

Pick the Right Setting

Halo settings

 wrap the blue sandstone center stone in smaller accent stones — typically lab-grown diamonds or moissanite. The brilliant white accents amplify the deep blue and add protection at the stone's edges. This is the most popular configuration for a reason. See halo engagement rings.

Bezel settings

 wrap the entire perimeter of the stone in metal — maximum protection, clean modern aesthetic, perfect for active wearers. See bezel set engagement rings.

Hidden halo settings

 put accent stones underneath the center stone, visible only from the side. From above the ring looks like a clean solitaire — but turn your hand and the brilliance reveals itself. See hidden halo engagement rings.

Three-stone settings

 flank the blue sandstone with two accent stones, traditionally representing past, present, and future.

Solitaire settings

 let the blue sandstone be the only thing you see. The cleanest expression. See solitaire engagement rings.

Vintage and Art Deco settings

 integrate the stone into milgrain detailing and geometric metalwork for couples drawn to historical aesthetics. See vintage antique engagement rings.

Pick the Right Cut

Oval — elongates the finger and displays maximum visible color. The most popular cut for blue sandstone engagement rings. See oval engagement rings.

Cushion — softer silhouette, vintage-leaning aesthetic. See cushion cut engagement rings.

Round brilliant — maximum sparkle, combines faceted brilliance with the internal shimmer of the stone. See round engagement rings.

Pear and marquise — directional shapes that create elongation and drama. See pear shaped engagement rings and marquise engagement rings.

Cabochon — smooth domed surface that emphasizes the depth of the blue. Particularly distinctive.

Pick the Right Size

1-2 carat is the most popular range — substantial enough to make a statement, balanced enough to wear every day.

2-3 carat pushes into full statement territory — for the proposal that makes a deliberate impression.

Below 0.75 carat, the visual impact diminishes. Above 3 carats, you're in custom commission territory.

Because blue sandstone is significantly more affordable than sapphire at every size, you can comfortably size up without exceeding budget.

Pair of rings with blue gemstones on a gray surface with a blurred purple background

After You Say Yes

For the wedding band that pairs with your blue sandstone engagement ring, see our blue sandstone wedding bandscollection — eternity, half-eternity, and accent configurations designed to complement engagement rings without competing. For broader band options across all stones, see women's wedding bandssolid gold wedding bands, and curved wedding bands. For coordinated couples sets, couples engagement ring sets.

Make It Yours

Every blue sandstone engagement ring is customizable across stone size, setting design, metal, accent stones, and engraving. For fully bespoke designs, Design Your Own Custom Ring. Use our free ring sizer before ordering. Complimentary engraving on every piece.

Metal Pairings

Sterling silver and white gold preserve the deep blue at full saturation — the cleanest pure-color presentation. See sterling silver engagement rings and gold vermeil jewelry.

Yellow gold warms the cool blue with rich contrast — sophisticated, slightly vintage. See yellow gold vermeil jewelry.

Rose gold softens with romantic warmth. See rose gold vermeil rings.

Solid 14K gold delivers heirloom-grade construction. See solid gold rings.

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Blue Sandstone Engagement Ring FAQs

Made by Hand, Built to Last

Every piece is handcrafted, hand-finished, and shipped with our warranty, worldwide insured shipping, and a 14-day return window on non-customized work. 4.9 stars from 38,000+ verified reviews across aquamarise.com and our Etsy shop.