Engagement Rings

Finding the perfect ring shouldn't mean starting your journey in debt. The STDIAM Engagement Ring collection redefines modern luxury—featuring our signature STDIAM  that offer more fire and brilliance than traditional diamonds. Each piece is handcrafted with elite precision and finished with 8-layer 18K gold plating for a lifetime of shine. From classic solitaires to modern hidden halos, discover an ethical, eco-friendly spark that proves being smart is the most romantic thing you can be.

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  • In primo piano
  • Più rilevanti
  • Best seller
  • In ordine alfabetico, A-Z
  • In ordine alfabetico, Z-A
  • Prezzo crescente
  • Prezzo decrescente
  • Data, da meno a più recente
  • Data, da più a meno recente
  • Emerald cut moissanite ring with gold band and pavé settingWoman wearing a large emerald-cut moissanite engagement ring with pavé band
    Aurelia Vintage Bezel Emerald Moissanite Pavé Band Ring - Gold
    Highlights & Features A modern take on vintage glamour. This sculptural ring features a sleek bezel securing a brilliant emerald-cut gem, while a luminous pavé diamond band adds breathtaking elegance and timeless allure. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts...
    $265.00
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    $265.00
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  • Yellow gold ring with pear-shaped moissanite center stone and pavé bandWoman wearing a pear-shaped moissanite engagement ring on her finger
    Aurelia Vintage Bezel Pear Moissanite Pavé Band Ring - Gold
    Highlights & Features Capture the light. The ring is inspired by the organic beauty of a water droplet. A modern, bezel-set pear-shaped diamond provides timeless elegance, while the pave-diamond band adds a shimmering stream of light. Ethically sourced. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut...
    $265.00
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    $265.00
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  • Aurelia Vintage Bezel Round Moissanite Pavé Band RingWoman wearing a round moissanite engagement ring with pavé band
    Aurelia Vintage Bezel Round Moissanite Pavé Band Ring - Gold
    Highlights & Features Inspired by the sun's embracing glow, a sleek bezel-set diamond. A diamond-pavé band symbolizes an unbroken and brilliant path forward. Ethical elegance for your journey together. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base...
    $265.00
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    $265.00
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  • Emerald cut moissanite engagement ring with side stones on yellow gold bandClassic Three-Stone Emerald Moissanite Ring
    Classic Three-Stone Emerald Moissanite Ring - Silver
    Highlights & Features Evoking timeless architectural elegance, this classic three-stone design showcases a striking emerald-cut moissanite framed by sleek tapered baguettes. A minimalist masterpiece of modern luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    $238.00
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    $238.00
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  • 2 Carat Radiant Brilliant Cut Moissanite Engagement Ring2 Carat Radiant Brilliant Cut Moissanite Engagement Ring
    2 Carat Radiant Brilliant Cut Moissanite Engagement Ring - Gold
    Highlights & Features Evoking the brilliance of a sun-dappled meadow. A radiant-cut central moissanite is set in warm gold, balanced by a constellation of spaced accent diamonds for timeless, modern elegance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows...
    $238.00
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    $238.00
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  • 2 Carat Oval Brilliant Cut Moissanite Engagement Ring2 Carat Oval Brilliant Cut Moissanite Engagement Ring
    2 Carat Oval Brilliant Cut Moissanite Engagement Ring - Gold
    Highlights & Features Inspired by the grace of a blooming garden and the allure of modern minimalism, this design highlights a magnificent oval moissanite. Leaf-like claw prongs cradle the central gem, while a slender, spaced-bead diamond band offers a unique, sparkling touch. Specifications Center...
    $249.00
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    $249.00
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  • 2 Carat Round Brilliant Cut Moissanite Engagement Ring2 Carat Round Brilliant Cut Moissanite Engagement Ring
    2 Carat Round Brilliant Cut Moissanite Engagement Ring - Gold
    Highlights & Features Inspired by Nordic elegance and botanical beauty, this ring features a brilliant moissanite secured by leaf-like prongs. A spaced accent band adds a touch of minimalist, modern luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows...
    $228.00
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    $228.00
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  • Radiant cut moissanite solitaire ring with split shank in polished silver settingRadiant cut moissanite solitaire ring in silver setting on hand, elegant jewelry closeup
    3 ct Brilliant Radiant Moissanite Dual-Band Ring - Silver
    Highlights & Features A striking balance of bold geometry and Nordic minimalism. The exquisite radiant-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    $308.00
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    $308.00
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  • Emerald cut moissanite solitaire ring with split shank yellow gold band3ct Brilliant Emerald Moissanite Dual-Band Ring
    3ct Brilliant Emerald Moissanite Dual-Band Ring - Gold
    Highlights & Features Clean lines meet Nordic minimalism. The exquisite emerald-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury for the modern visionary. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    $289.00
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    $289.00
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  • Marquise cut moissanite solitaire ring with split shank band in polished metal setting1 ct Brilliant Marquise Moissanite Dual-Band Ring
    1 ct Brilliant Marquise Moissanite Dual-Band Ring - Silver
    Highlights & Features An edgy elegance anchored in Nordic minimalism. The exquisite marquise-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver...
    $208.00
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    $208.00
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  • Princess cut moissanite engagement ring with split shank yellow gold bandPrincess cut moissanite engagement ring with gold band on hand
    1.5ct Brilliant Princess Moissanite Dual-Band Ring - Gold
    Highlights & Features Striking symmetry meets Nordic minimalism. The exquisite princess-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band Width...
    $218.00
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    $218.00
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  • Cushion cut moissanite solitaire ring with split shank band in white metalHand wearing a gold moissanite engagement ring with large round brilliant stone
    1.5ct Brilliant Cushion Moissanite Dual-Band Ring - Gold
    Highlights & Features Softened contours embrace Nordic minimalism. The exquisite cushion-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band Width...
    $218.00
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    $218.00
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  • Asscher cut moissanite solitaire ring with split shank yellow gold bandAsscher cut moissanite gold engagement ring on hand, ethical luxury jewelry
    1.5ct Brilliant Asscher Moissanite Dual-Band Ring - Gold
    Highlights & Features Vintage geometry refined by Nordic minimalism. The exquisite asscher-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band...
    $218.00
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    $218.00
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  • Pear-shaped moissanite solitaire ring with split shank in polished silver settingPear-shaped moissanite solitaire ring with split gold band on white background
    1.5ct Brilliant Pear Moissanite Dual-Band Ring - Silver
    Highlights & Features Organic fluidity meets Nordic minimalism. The exquisite pear-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band Width...
    $218.00
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    $218.00
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  • Oval moissanite engagement ring with split shank setting in polished white metalOval cut moissanite solitaire ring with split shank yellow gold band
    1.5ct Brilliant Oval Moissanite Dual-Band Ring - Silver
    Highlights & Features Timeless curves redefined by Nordic minimalism. The exquisite oval-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band...
    $218.00
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    $218.00
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  • Round cut moissanite solitaire ring with split shank in polished white metalHand wearing a gold moissanite solitaire ring with round brilliant stone
    1.5ct Brilliant Round Moissanite Dual-Band Ring - Silver
    Highlights & Features Pure brilliance captured in Nordic minimalism. The exquisite round-cut moissanite shines brilliantly within a graceful intertwining band, offering transparent, everyday luxury Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling Silver Band...
    $218.00
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    $218.00
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  • Midnight Sky Three-Stone Moissanite Ring with Blue Sapphire AccentsStdiam Premium Moissanite Jewelry- Stdiam
    Midnight Sky Three-Stone Moissanite Ring with Blue Sapphire Accents - Silver
    Highlights & Features Inspired by Tromsø's midnight sea, deep blue stones gracefully frame a brilliant round moissanite. This elegant design captures the breathtaking serenity of starlit Nordic waters Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid...
    $208.00
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    $208.00
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  • Adjustable Oval Cut Moissanite RingAdjustable Oval Cut Moissanite Ring
    Adjustable Oval Cut Moissanite Ring - Silver
    Highlights & Features Inspired by celestial orbits, a striking oval moissanite is perfectly balanced by two brilliant round gems. This timeless three-stone design radiates elegant Northern European luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid...
    $228.00
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    $228.00
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  • Radiant Cut Moissanite Halo Engagement RingRadiant Cut Moissanite Halo Engagement Ring
    Radiant Cut Moissanite Halo Engagement Ring - Silver
    Highlights & Features Inspired by the vibrant energy of a sunlit ocean, this Radiant-cut moissanite ring is designed for maximum brilliance. Combining the elegance of an emerald shape with the fiery sparkle of a round cut, it captures every ray of light beautifully. A...
    Da $179.00
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    Da $179.00
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  • Stdiam Premium Moissanite Jewelry- StdiamWoman wearing a moissanite halo engagement ring with a square center stone
    Asscher Cut Moissanite Halo Ring in 18K Gold Plated Vermeil - Silver
    Highlights & Features Inspired by the timeless symmetry of the Jazz Age, this Asscher-cut moissanite ring is a tribute to vintage sophistication. Its distinctive square silhouette and stepped facets create a captivating "hall of mirrors" effect, reflecting light with unparalleled depth. A regal choice...
    Da $179.00
    Da $179.00
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  • Stdiam Premium Moissanite Jewelry- StdiamEmerald Cut Moissanite Halo Ring in 18K Gold Plated Vermeil
    Emerald Cut Moissanite Halo Ring in 18K Gold Plated Vermeil - Silver
    Highlights & Features Drawing inspiration from the sleek lines of Art Deco architecture, our Emerald-cut moissanite ring embodies understated sophistication. The stepped facets create a stunning 'hall of mirrors' effect, radiating clarity and strength. Perfectly paired with a halo, it is a modern masterpiece...
    Da $179.00
    Da $179.00
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  • Minimalist Hexagon Pavé Moissanite RingStdiam Premium Moissanite Jewelry- Stdiam
    Minimalist Hexagon Pavé Moissanite Ring - Gold
    Highlights & Features Inspired by celestial orbits, rhythmic clusters of brilliant moissanite illuminate this elegant geometric band. A timeless, modern design capturing minimalist Northern European luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925 Sterling...
    $158.00
    $158.00
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  • Moissanite Cluster Eternity Band 18K Gold Plated Luxury RingStdiam Premium Moissanite Jewelry- Stdiam
    Moissanite Cluster Eternity Band 18K Gold Plated Luxury Ring - Gold
    Highlights & Features Inspired by delicate botanical blossoms, continuous floral clusters of brilliant moissanites encircle this timeless eternity band, capturing the essence of elegant Northern European luxury. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    $219.00
    $219.00
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  • Scalloped Moissanite Station BandScalloped Moissanite Station Band
    Scalloped Moissanite Station Band - Gold
    Highlights & Features Inspired by the gentle rhythm of the midnight sea, this minimalist wavy contour band features delicate moissanite stones. A sophisticated symbol of nature's endless elegance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid...
    $178.00
    $178.00
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  • Vintage Inspired Bubble Moissanite RingStdiam Premium Moissanite Jewelry- Stdiam
    Vintage Inspired Bubble Moissanite Ring - Gold
    Highlights & Features Inspired by the gentle ripple of a tranquil stream, this delicate scalloped band features shimmering stones nestled in a fluid silhouette. A minimalist touch of natural elegance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal...
    $158.00
    $158.00
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  • Round Brilliant Cut Moissanite Ring - Classic Knife-Edge Shank
    Round Brilliant Cut Moissanite Ring - Classic Knife-Edge Shank - Silver
    Highlights & Features Inspired by pure Northern European minimalism, this classic six-prong solitaire features a scintillating round moissanite. A timeless expression of light luxury and pure elegance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    Da $148.00
    Da $148.00
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  • Romantic Emerald Cut Moissanite RingRomantic Emerald Cut Moissanite Ring
    Romantic Emerald Cut Moissanite Ring - Gold
    Highlights & Features Make a majestic statement. A spectacular 2ct emerald moissanite takes center stage, framed by a brilliant floral-inspired halo. Experience bold Art Deco symmetry and breathtaking step-cut light Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal...
    $388.00
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    $388.00
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  • Rooted in Love Oval Cut Moissanite RingStdiam Premium Moissanite Jewelry- Stdiam
    Rooted in Love Oval Cut Moissanite Ring - Gold
    Highlights & Features Inspired by vintage celestial navigation. A breathtaking 2ct oval moissanite floats within a distinctive compass-point frame, offering a bold, romantic silhouette with spectacular brilliance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base Solid S925...
    $238.00
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    $238.00
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  • Aurelia™ 3.5 Carat Oval Moissanite Engagement Ring | 18K Gold PlatedAurelia™ 3.5 Carat Oval Moissanite Engagement Ring | 18K Gold Plated
    Aurelia™ 3.5 Carat Oval Moissanite Engagement Ring | 18K Gold Plated - Gold
    Highlights & Features Classic vintage elegance redefined. An exquisite 2ct oval moissanite is secured by romantic double prongs, elevated by a spectacularly sparkling pave band for a breathtaking statement. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base...
    $289.00
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  • Valentina Signature Hidden Halo Moissanite RingValentina Signature Hidden Halo Moissanite Ring
    Valentina Signature Hidden Halo Moissanite Ring - Gold
    Highlights & Features Classic romance redefined. An exquisite 3.5ct round moissanite is beautifully held by distinctive vintage prongs, elevated by a spectacularly sparkling multi-row band for a breathtaking statement Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base...
    $349.00
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Discover Stdiam’s Moissanite Engagement Rings

Stdiam’s moissanite engagement rings are the perfect blend of elegance, brilliance, and meaning. Each gemstone dazzles with exceptional sparkle, rivaling traditional diamonds, while being ethically and sustainably created in the lab. Moissanite’s fascinating story dates back to 1893 when Dr. Henri Moissan, a Nobel Prize-winning chemist, first discovered it in a meteor crater. Today, Stdiam brings you these extraordinary gems, offering couples a stunning, sustainable, and affordable choice for a lifetime of love.

When choosing the perfect moissanite, the range of carat sizes gives you so many possibilities to match your style. Whether you’re after a timeless, subtle ring with a smaller carat or a bold statement piece with a larger stone, there’s something for everyone. Plus, here’s a little bonus: moissanite is lighter than diamonds, so it often looks bigger than a diamond of the same carat size. That means you can get the look you love without breaking the bank. It’s all about finding what feels just right for you!

Stdiam’s moissanite engagement rings come in a wide range of exquisite styles to reflect every personality and taste. Whether you’re drawn to the sleek, modern elegance of a minimalist solitaire or the romantic allure of a vintage-inspired halo, there’s a ring made just for you. Popular cuts like round and oval showcase dazzling brilliance, while emerald and radiant cuts add timeless sophistication. Many designs even offer customization, allowing you to add a personal touch and create a ring as unique as your love story.

Stdiam’s moissanite engagement rings are more than just breathtaking—they’re a thoughtful choice in every way. With brilliance that rivals traditional diamonds, they offer stunning sparkle while remaining ethical and budget-friendly. Their durability makes them perfect for everyday wear, so your love shines as brightly as your ring. If you care about the planet and want a piece that truly tells your unique story, moissanite is an exceptional choice. From simple elegance to refined sophistication, there’s a style waiting to reflect your personal taste. Explore our collection and find the ring made just for you.

To clean your moissanite ring at home, you can use a simple solution of warm water and mild dish soap.Gently scrub the stone with a soft-bristled brush,rinse thoroughly,and pat it dry with a soft cloth. For a deeperclean, you can soak the ring in a solution of warm water and baking soda for a few minutes before scrubbing.Avoid using harsh chemicals or abrasive cleaners, as these can damage the stone or the setting.

Moissanite rings can be purchased from Stdiam, a trusted retailer specializing in high-quality moissanitejewelry. When choosing Stdiam,you can count on exceptional craftsmanship,reliable customer service,and a commitment to quality.

Natural moissanite is incredibly rare, so rare that it is not mined for commercial use. The moissanite used injewelry today is created in laboratories. This process involves using thermal growing techniques to cultivatelarge crystals of moissanite. These lab-created moissanites have the same physical and optical properties asnatural moissanite, making them indistinguishable to the naked eye.

A moissanite ring is a ring that features a lab-created gemstone called moissanite.It is a popular alternativeto diamond rings because of its similar appearance, durability,and affordability. Moissanite is known for itsexceptional brilliance and fire,giving it a unique sparkle.,It is also an ethical and sustainable choice, as it is notassociated with the environmental and social concerns surrounding diamond mining.