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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  • Stdiam Premium Moissanite Jewelry- StdiamFive Stones Round Moissanite Ring
    Five Stones Round Moissanite Ring - Silver
    Highlights & Features Echoing the soft glow of a forgotten era, this round cut moissanite ring dances like morning dew. Bathed in 18K gold plated silver, its retro warmth is a versatile poem for anyone to wear every day. Embrace a sustainable rhythm of...
    from $218.00
    $0.00
    from $218.00
    • Silver
    • Gold
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  • Secret Halo Asscher Moissanite RingStdiam Premium Moissanite Jewelry- Stdiam
    Secret Halo Asscher Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $168.00
    $0.00
    from $168.00
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  • Stdiam Premium Moissanite Jewelry- StdiamFive Stones Marquise Cut Moissanite Ring
    Five Stones Marquise Cut Moissanite Ring - Silver
    Highlights & Features Like a delicate leaf caught in golden hour light, this marquise cut moissanite ring whispers of antique gardens. Forged in 18K gold plated silver, its vintage silhouette brings poetic elegance to anyone's daily journey. Unearth quiet luxury with this mining-free jewelry,...
    from $218.00
    $0.00
    from $218.00
    • Silver
    • Gold
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  • Stdiam Premium Moissanite Jewelry- StdiamLuxurious Cushion Cut Halo Moissanite Ring
    Luxurious Cushion Cut Halo Moissanite Ring - Silver
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $188.00
    $0.00
    from $188.00
    • Silver
    • Gold
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  • Eternal Vine Cushion Moissanite RingEternal Vine Cushion Moissanite Ring
    Eternal Vine Cushion Moissanite Ring - Gold
    Highlights & Features Inspired by the natural elegance of entwined vines, this ring symbolizes two lives beautifully weaving together. A brilliant cushion-cut center stone is embraced by a band of polished gold intertwined with shimmering pavé diamonds. It is a romantic, organic masterpiece designed...
    from $188.00
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    from $188.00
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    • Silver
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  • Cushion Cut Hidden Halo Moissanite RingCushion Cut Hidden Halo Moissanite Ring
    Cushion Cut Hidden Halo Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $178.00
    $0.00
    from $178.00
    • Gold
    • Silver
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  • Luxurious Design Pear Cut Moissanite RingLuxurious Design Pear Cut Moissanite Ring
    Luxurious Design Pear Cut Moissanite Ring - Silver
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $318.00
    $0.00
    $318.00
    • Silver
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  • Four-prong Round Cut Moissanite Ring SetFour-prong Round Cut Moissanite Ring Set
    Four-prong Round Cut Moissanite Ring Set - Silver
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $208.00
    $0.00
    from $208.00
    • Silver
    • Rose Gold
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  • Four-prong Round Cut Moissanite RingFour-prong Round Cut Moissanite Ring
    Four-prong Round Cut Moissanite Ring - Silver
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $178.00
    $0.00
    $178.00
    • Silver
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  • Classic Pear Cut Moissanite RingClassic Pear Cut Moissanite Ring
    Classic Pear Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $168.00
    $0.00
    $168.00
    • Gold
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  • Elegant Round Cut Moissanite RingElegant Round Cut Moissanite Ring
    Elegant Round Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $218.00
    $0.00
    $218.00
    • Gold
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  • Stdiam Premium Moissanite Jewelry- StdiamModern Bezel Set Square Asscher Moissanite Ring
    Modern Bezel Set Square Asscher Moissanite Ring - Gold
    Highlights & Features Embrace the essence of quiet luxury with our Asscher Cut Bezel Ring. Featuring a mesmerizing, step-cut centerpiece secured in a sleek, modern bezel setting, this ring is designed for the modern minimalist Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent...
    from $168.00
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    from $168.00
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    • Silver
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  • Stdiam Premium Moissanite Jewelry- StdiamAura Princess Cut Bezel Moissanite Ring
    Aura Princess Cut Bezel Moissanite Ring - Gold
    Highlights & Features Inspired by Nordic minimalism, this ring strips away the unnecessary to reveal pure, geometric beauty. A brilliant, step-cut Moissanite is seamlessly secured in a sleek, solid gold bezel—offering a modern, architectural twist on a vintage classic Specifications Center Stone Premium Stdiam™...
    from $168.00
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    from $168.00
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    • Silver
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  • Stdiam Premium Moissanite Jewelry- StdiamQueen Setting Radiant Moissanite Ring
    Queen Setting Radiant Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $168.00
    $0.00
    from $168.00
    • Gold
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  • Stdiam Premium Moissanite Jewelry- StdiamQueen Setting Emerald Moissanite Ring
    Queen Setting Emerald Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    from $188.00
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    from $188.00
    • Gold
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  • Stdiam Premium Moissanite Jewelry- StdiamModern Bezel-Set Round Moissanite Ring
    Modern Bezel-Set Round Moissanite Ring - Gold
    Highlights & Features Inspired by the seamless beauty of a golden horizon, this ring features a brilliant round moissanite secured in a protective bezel setting. This modern take on the classic solitaire offers a sleek, snag-free silhouette that celebrates pure geometry. It is a...
    from $188.00
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    from $188.00
    • Gold
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  • Radiant cut moissanite engagement ring with gold band and side accent stonesVersailles Hidden Halo Radiant Moissanite Ring
    Versailles Hidden Halo Radiant Moissanite Ring - Gold
    Highlights & Features Inspired by modern elegance, this Radiant Cut Moissanite Engagement Ring features a brilliant center stone and a secret hidden halo for extra sparkle. Crafted in 18K gold plated sterling silver with a vintage marquise band, it is a timeless radiant cut...
    from $198.00
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    from $198.00
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    • Silver
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  • Princess cut moissanite engagement ring with gold band and side stonesVersailles Hidden Halo Princess Moissanite Ring
    Versailles Hidden Halo Princess Moissanite Ring - Gold
    Highlights & Features Inspired by geometric precision, this Princess Cut Moissanite Ring features a crisp square center enhanced by a delicate hidden halo. Set in 18K gold plated sterling silver, the vintage-inspired band offers a regal yet modern look. It is the ultimate princess...
    from $198.00
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    from $198.00
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    • Silver
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  • Pear-shaped moissanite ring with side stones on a yellow gold bandVersailles Hidden Halo Pear Moissanite Ring
    Versailles Hidden Halo Pear Moissanite Ring - Gold
    Highlights & Features Inspired by the grace of a teardrop, this Pear Cut Moissanite Engagement Ring blends classic beauty with a secret hidden halo for unparalleled fire. Crafted in 18K gold plated sterling silver, this pear cut hidden halo ring offers a unique, elongated...
    from $198.00
    $0.00
    from $198.00
    • Gold
    • Silver
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  • Round moissanite engagement ring with side stones on yellow gold bandVersailles Hidden Halo Round Moissanite Ring
    Versailles Hidden Halo Round Moissanite Ring - Gold
    Highlights & Features Inspired by timeless classicism, this Round Cut Moissanite Engagement Ring features a brilliant circular center and a secret hidden halo for multi-dimensional fire. Crafted in 18K gold plated sterling silver, this round hidden halo ring offers a sophisticated look for mining-free...
    from $198.00
    $0.00
    from $198.00
    • Gold
    • Silver
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  • Wilma Radiant Cut Moissanite RingWilma Radiant Cut Moissanite Ring
    Wilma Radiant Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Wilma Princess Cut Moissanite RingWilma Princess Cut Moissanite Ring
    Wilma Princess Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Wilma Emerald Cut Moissanite RingWilma Emerald Cut Moissanite Ring
    Wilma Emerald Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Wilma Asscher Cut Moissanite RingWilma Asscher Cut Moissanite Ring
    Wilma Asscher Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Wilma Heart Cut Moissanite RingWilma Heart Cut Moissanite Ring
    Wilma Heart Cut Moissanite Ring - Gold
    Highlights & Features Stdiam™ Fire: Hand-selected D/VVS1 Moissanite with a higher refractive index than traditional diamonds. Heavy Gold Plating: 8-Layer 18K Gold (2.5µm)—engineered for a lasting, radiant shine. Heirloom Packaging: Presented in our signature Handcrafted Walnut Wood Box. Ethical Luxury: 100% Lab-grown, conflict-free, and...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Wilma Pear Cut Moissanite RingWilma Pear Cut Moissanite Ring
    Wilma Pear Cut Moissanite Ring - Gold
    Highlights & Features Nature, perfected. Inspired by the soft petals of a growing tulip, this design features an organic bezel that wraps gracefully around the stone. It's a study in balance—effortlessly harmonizing raw natural beauty with a sophisticated, polished finish. It's designed to bring...
    $238.00
    $0.00
    $238.00
    • Gold
    • Silver
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  • Half Bezel Cushion Moissanite RingHalf Bezel Cushion Moissanite Ring
    Half Bezel Cushion Moissanite Ring - Silver
    Highlights & Features Nature, perfected. Inspired by the soft petals of a growing tulip, this design features an organic bezel that wraps gracefully around the stone. It's a study in balance—effortlessly harmonizing raw natural beauty with a sophisticated, polished finish. It's designed to bring...
    $238.00
    $0.00
    $238.00
    • Silver
    • Gold
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  • Half Bezel Radiant Moissanite RingHalf Bezel Radiant Moissanite Ring
    Half Bezel Radiant Moissanite Ring - Silver
    Highlights & Features Nature, perfected. Inspired by the soft petals of a growing tulip, this design features an organic bezel that wraps gracefully around the stone. It's a study in balance—effortlessly harmonizing raw natural beauty with a sophisticated, polished finish. It's designed to bring...
    $238.00
    $0.00
    $238.00
    • Silver
    • Gold
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  • Half Bezel Marquise Moissanite RingHalf Bezel Marquise Moissanite Ring
    Half Bezel Marquise Moissanite Ring - Silver
    Highlights & Features Nature, perfected. Inspired by the soft petals of a growing tulip, this design features an organic bezel that wraps gracefully around the stone. It's a study in balance—effortlessly harmonizing raw natural beauty with a sophisticated, polished finish. It's designed to bring...
    $238.00
    $0.00
    $238.00
    • Silver
    • Gold
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  • Half Bezel Emerald Moissanite RingHalf Bezel Emerald Moissanite Ring
    Half Bezel Emerald Moissanite Ring - Silver
    Highlights & Features Nature, perfected. Inspired by the soft petals of a growing tulip, this design features an organic bezel that wraps gracefully around the stone. It's a study in balance—effortlessly harmonizing raw natural beauty with a sophisticated, polished finish. It's designed to bring...
    $238.00
    $0.00
    $238.00
    • Silver
    • Gold
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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.