All Products

Welcome to the complete Stdiam collection. From breathtaking engagement rings to everyday essentials, discover the world's most brilliant, ethically sourced moissanite. For every piece you choose, we plant 1 trees to restore our planet

  • 10
  • 15
  • 20
  • 25
  • 30
  • 50
  • Featured
  • Most relevant
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
Sort

Sort by:

  • Featured
  • Most relevant
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
  • Stdiam Premium Moissanite Jewelry- Stdiam
    Solitaire Round Halo Moissanite Engagement Ring - Silver
    Highlights & Features Inspired by the pure essence of devotion, this classic solitaire honors the beauty of simplicity. The round brilliant is held by a four-prong setting, allowing unfiltered light to dance through its facets. Paired with a warm gold band, it represents a...
    from $168.00
    $0.00
    from $168.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Trinity 1 Carat Oval Three Stone Moissanite Ring SetAurelia Trinity 1 Carat Oval Three Stone Moissanite Ring Set
    Aurelia Trinity 1 Carat Oval Three Stone Moissanite Ring Set - Silver
    Highlights & Features Inspired by the beauty of past, present, and future, the Aurelia Trinity Ring features a 1 carat oval moissanite with two brilliant side stones. The twisted pavé band adds graceful brilliance to this timeless design. Specifications Center Stone Premium Stdiam™ (D/VVS1)...
    $298.00
    $0.00
    $298.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet Halo 1 Carat Emerald Cut Moissanite Ring SetAurelia Duet Halo 1 Carat Emerald Cut Moissanite Ring Set
    Aurelia Duet Halo 1 Carat Emerald Cut Moissanite Ring Set - Silver
    Highlights & Features A timeless expression of elegance, the Aurelia Duet Halo Ring features a 1 carat emerald cut moissanite surrounded by a delicate halo. The pavé split shank adds brilliance and balance, creating a sophisticated design made to shine for years to come....
    $288.00
    $0.00
    $288.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Elegant Oval Lab-Grown Sapphire Ring - 18K Gold PlatedElegant Oval Lab-Grown Sapphire Ring - 18K Gold Plated
    Elegant Oval Lab-Grown Sapphire Ring - 18K Gold Plated - Gold
    Design Inspiration Graceful and distinctive, this design features a vibrant lab-grown sapphire anchored in warm 18K gold plating. The unique scalloped band alternates brilliant accents with smooth golden spheres, reflecting a quiet, everyday luxury. A timeless piece to celebrate your personal journey. Center Stone...
    from $238.00
    from $238.00
    • Gold
    • Silver
    Quick add
    Close
    Quick add
    Close
  • Demi Three-Quarter Coverage Oval Lab-Grown Sapphire RingDemi Three-Quarter Coverage Oval Lab-Grown Sapphire Ring
    Demi Three-Quarter Coverage Oval Lab-Grown Sapphire Ring - Gold
    Design Inspiration Defined by its graceful proportions, a vibrant lab-grown sapphire is illuminated by a meticulously crafted pavé band. This design balances classic heritage with modern sensibility. An understated masterpiece that speaks to refined taste and the celebration of true brilliance Center Stone Lab-Created...
    from $226.00
    from $226.00
    • Gold
    • Silver
    Quick add
    Close
    Quick add
    Close
  • Overhead view of a vibrant 2-carat oval lab-grown blue sapphire ring with a smooth 18K yellow gold-plated band by StdiamClose-up of a woman's hand wearing an elegant Stdiam 18K gold-plated ring featuring a 2-carat oval-cut lab-grown blue sapphire
    Oval Lab-Grown Sapphire Hidden Halo Ring - Gold
    Design Inspiration This timeless design features a captivating lab-created sapphire in a rich Royal Blue hue, secured by graceful claw prongs. A hidden halo of luminous moissanite surrounds the gallery, adding an unexpected touch of brilliance to a consciously crafted silhouette. Center Stone Lab-Created...
    from $226.00
    from $226.00
    • Gold
    • Silver
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Round Bezel Moissanite Ring SetAurelia Duet 1 Carat Round Bezel Moissanite Ring Set
    Aurelia Duet 1 Carat Round Bezel Moissanite Ring Set - Silver
    Highlights & Features Inspired by refined minimalism, the Aurelia Duet features a luminous 1 carat round moissanite embraced by a smooth bezel setting. Its clean silhouette and understated elegance create a timeless ring set with a modern, sophisticated appeal. Specifications Center Stone Premium Stdiam™...
    $268.00
    $0.00
    $268.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Pear Floating Moissanite Ring SetAurelia Duet 1 Carat Pear Floating Moissanite Ring Set
    Aurelia Duet 1 Carat Pear Floating Moissanite Ring Set - Silver
    Highlights & Features Inspired by graceful symmetry, the Aurelia Duet features a brilliant 1 carat pear cut moissanite framed by a refined V-shaped silhouette. Delicate pavé accents and flowing lines create a ring set that blends contemporary elegance with timeless sophistication. Specifications Center Stone...
    $268.00
    $0.00
    $268.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Pear V Shape Moissanite Ring SetAurelia Duet 1 Carat Pear V Shape Moissanite Ring Set
    Aurelia Duet 1 Carat Pear V Shape Moissanite Ring Set - Silver
    Highlights & Features Inspired by graceful symmetry, the Aurelia Duet features a brilliant 1 carat pear cut moissanite framed by a refined V-shaped silhouette. Delicate pavé accents and flowing lines create a ring set that blends contemporary elegance with timeless sophistication. Specifications Center Stone...
    $288.00
    $0.00
    $288.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Marquise Leaf Moissanite Ring SetAurelia Duet 1 Carat Marquise Leaf Moissanite Ring Set
    Aurelia Duet 1 Carat Marquise Leaf Moissanite Ring Set - Silver
    Highlights & Features Inspired by nature’s quiet elegance, the Aurelia Duet features a brilliant marquise cut moissanite paired with delicate leaf-inspired accents. Graceful lines and organic details create a timeless ring set that captures refined beauty with effortless sophistication. Specifications Center Stone Premium Stdiam™...
    $278.00
    $0.00
    $278.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Round Cut Open Moissanite Ring SetAurelia Duet 1 Carat Round Cut Open Moissanite Ring Set
    Aurelia Duet 1 Carat Round Cut Open Moissanite Ring Set - Silver
    Highlights & Features Inspired by contemporary elegance, the Aurelia Duet features a timeless round cut moissanite complemented by an open band design. Clean lines and delicate pavé accents create a refined silhouette that balances modern simplicity with enduring sophistication. Specifications Center Stone Premium Stdiam™...
    $278.00
    $0.00
    $278.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Pear Cut Wave Stack Moissanite Ring SetAurelia Duet 1 Carat Pear Cut Wave Stack Moissanite Ring Set
    Aurelia Duet 1 Carat Pear Cut Wave Stack Moissanite Ring Set - Silver
    Highlights & Features Inspired by graceful movement, the Aurelia Duet pairs a striking pear cut moissanite with a sculpted wave stack band for a beautifully balanced silhouette. Flowing lines and refined pavé detailing create a modern ring set that feels effortlessly elegant from every...
    $278.00
    $0.00
    $278.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Aurelia Duet 1 Carat Round Moissanite Ring SetAurelia Duet 1 Carat Round Moissanite Ring Set
    Aurelia Duet 1 Carat Round Moissanite Ring Set - Silver
    Highlights & Features Inspired by the beauty of harmony, the Aurelia Duet pairs a timeless round moissanite with a seamlessly matching band. Refined proportions and graceful craftsmanship create a bridal ring set designed for enduring elegance. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade...
    $268.00
    $0.00
    $268.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Amélie Écla 3 Carat Princess Cut Moissanite Hidden Halo Tapered Shank RingAmélie Écla 3 Carat Princess Cut Moissanite Hidden Halo Tapered Shank Ring
    Amélie Écla 3 Carat Princess Cut Moissanite Hidden Halo Tapered Shank Ring - Silver
    Highlights & Features Inspired by timeless elegance and modern refinement, the Amélie Écla Princess Cut Moissanite Ring features a hidden halo that enhances brilliance. The clean lines and tapered shank create a graceful silhouette — a symbol of love, sophistication, and lasting beauty. Specifications...
    $288.00
    $0.00
    $288.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Amélie Écla 2 Carat Heart Cut Moissanite Hidden Halo Tapered Shank RingAmélie Écla 2 Carat Heart Cut Moissanite Hidden Halo Tapered Shank Ring
    Amélie Écla 2 Carat Heart Cut Moissanite Hidden Halo Tapered Shank Ring - Silver
    Highlights & Features Inspired by timeless romance and modern elegance, the Amélie Écla Heart Cut Moissanite Ring celebrates a love that feels both delicate and enduring. The graceful heart-shaped center stone is framed by a subtle hidden halo, creating a captivating glow from every...
    $268.00
    $0.00
    $268.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Amélie Écla 2.5 Carat Asscher Cut Moissanite Hidden Halo Tapered Shank RingAmélie Écla 2.5 Carat Asscher Cut Moissanite Hidden Halo Tapered Shank Ring
    Amélie Écla 2.5 Carat Asscher Cut Moissanite Hidden Halo Tapered Shank Ring - Silver
    Highlights & Features Inspired by timeless architecture, the Amélie Écla 2.5 Carat Asscher Cut Moissanite Ring blends geometric elegance with modern romance. A hidden halo adds subtle brilliance, while the tapered shank creates a refined, graceful silhouette. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut...
    $278.00
    $0.00
    $278.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Amélie Écla 3 Carat Round Cut Moissanite Hidden Halo Tapered Shank RingAmélie Écla 3 Carat Round Cut Moissanite Hidden Halo Tapered Shank Ring
    Amélie Écla 3 Carat Round Cut Moissanite Hidden Halo Tapered Shank Ring - Silver
    Highlights & Features Inspired by timeless romance and modern elegance, the Amélie Éclat 3 Carat Round Cut Moissanite Hidden Halo Tapered Shank Ring showcases a brilliant center stone framed by a delicate hidden halo. The refined tapered shank adds graceful balance, creating a sophisticated...
    $278.00
    $0.00
    $278.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Radiant Moissanite Tulip Petal Setting RingRadiant Moissanite Tulip Petal Setting Ring
    Radiant Moissanite Tulip Petal Setting Ring - Gold
    Highlights & Features Inspired by a blooming spring tulip, this elegant setting gracefully cradles the brilliant moissanite in delicate petals. A timeless, nature-inspired design crafted for beautiful, enduring love. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal Base...
    $248.00
    $0.00
    $248.00
    • Gold
    • Silver
    Quick add
    Close
    Quick add
    Close
  • Tulip Amara Emerald-Cut Moissanite Solitaire RingTulip Amara Emerald-Cut Moissanite Solitaire Ring
    Tulip Amara Emerald-Cut Moissanite Solitaire Ring - Gold
    Highlights & Features Inspired by the elegant contour of a blooming tulip, this ring celebrates nature's grace. Petal-shaped prongs cradle a striking emerald-cut moissanite, blending geometry with soft organic beauty. Specifications Center Stone Premium Stdiam™ (D/VVS1) Cut Grade Excellent (3EX) Hearts & Arrows Metal...
    $228.00
    $0.00
    $228.00
    • Gold
    • Silver
    Quick add
    Close
    Quick add
    Close
  • 2mm Bezel with 2ct Pear Moissanite Ring with Hidden Halo2mm Bezel with 2ct Pear Moissanite Ring with Hidden Halo
    2mm Bezel with 2ct Pear Moissanite Ring with Hidden Halo - Gold
    Highlights & Features Inspired by the breathtaking moment dawn awakens a blooming flower, the ring features a pure, brilliant 2-carat pear center stone. Beneath the classic four-prong setting lies a meticulously crafted hidden halo—reminiscent of glistening morning dew hidden beneath petals—radiating understated luxury and...
    $288.00
    $0.00
    $288.00
    • Gold
    Quick add
    Close
    Quick add
    Close
  • 2mm Bezel with 2ct Radiant Moissanite Ring with Hidden Halo2mm Bezel with 2ct Radiant Moissanite Ring with Hidden Halo
    2mm Bezel with 2ct Radiant Moissanite Ring with Hidden Halo - Gold
    Highlights & Features Inspired by the breathtaking moment dawn awakens a blooming flower, the ring features a pure, brilliant 2-carat radiant center stone. Beneath the classic four-prong setting lies a meticulously crafted hidden halo—reminiscent of glistening morning dew hidden beneath petals—radiating understated luxury and...
    $288.00
    $0.00
    $288.00
    • Gold
    Quick add
    Close
    Quick add
    Close
  • 2mm Bezel with 2ct Cushion Moissanite Ring with Hidden Halo2mm Bezel with 2ct Cushion Moissanite Ring with Hidden Halo
    2mm Bezel with 2ct Cushion Moissanite Ring with Hidden Halo - Gold
    Highlights & Features Inspired by the breathtaking moment dawn awakens a blooming flower, the ring features a pure, brilliant 2-carat cushion center stone. Beneath the classic four-prong setting lies a meticulously crafted hidden halo—reminiscent of glistening morning dew hidden beneath petals—radiating understated luxury and...
    $288.00
    $0.00
    $288.00
    • Gold
    Quick add
    Close
    Quick add
    Close
  • 2mm Bezel with 2ct Oval Moissanite Ring with Hidden Halo2mm Bezel with 2ct Oval Moissanite Ring with Hidden Halo
    2mm Bezel with 2ct Oval Moissanite Ring with Hidden Halo - Gold
    Highlights & Features Inspired by the breathtaking moment dawn awakens a blooming flower, the ring features a pure, brilliant 2-carat oval center stone. Beneath the classic four-prong setting lies a meticulously crafted hidden halo—reminiscent of glistening morning dew hidden beneath petals—radiating understated luxury and...
    $288.00
    $0.00
    $288.00
    • Gold
    Quick add
    Close
    Quick add
    Close
  • 2mm Bezel with 2ct Round Moissanite Ring with Hidden Halo2mm Bezel with 2ct Round Moissanite Ring with Hidden Halo
    2mm Bezel with 2ct Round Moissanite Ring with Hidden Halo - Gold
    Highlights & Features Inspired by the breathtaking moment dawn awakens a blooming flower, the ring features a pure, brilliant 2-carat round center stone. Beneath the classic four-prong setting lies a meticulously crafted hidden halo—reminiscent of glistening morning dew hidden beneath petals—radiating understated luxury and vintage...
    $278.00
    $0.00
    $278.00
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Classic Bezel Set Heart Cut Brilliant Moissanite Stud EarringsClassic Bezel Set Heart Cut Brilliant Moissanite Stud Earrings
    Classic Bezel Set Heart Cut Brilliant Moissanite Stud Earrings - Silver
    Highlights & Features Stdiam™ Brilliance: Illuminating the face, features hand-selected D-Color, VVS1 Moissanite engineered for maximum fire and brilliance. All-Day Comfort: Perfectly balanced for everyday wear, featuring secure backings that sit flush and comfortably against the earlobe without pulling. Heavy Gold Plating: Finished with...
    from $158.00
    $0.00
    from $158.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Classic Bezel Set Oval Cut Brilliant Moissanite Stud EarringsClassic Bezel Set Oval Cut Brilliant Moissanite Stud Earrings
    Classic Bezel Set Oval Cut Brilliant Moissanite Stud Earrings - Silver
    Highlights & Features Stdiam™ Brilliance: Illuminating the face, features hand-selected D-Color, VVS1 Moissanite engineered for maximum fire and brilliance. All-Day Comfort: Perfectly balanced for everyday wear, featuring secure backings that sit flush and comfortably against the earlobe without pulling. Heavy Gold Plating: Finished with...
    from $148.00
    $0.00
    from $148.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Eternal Oasis Leafy Vine Moissanite Ring SetEternal Oasis Leafy Vine Moissanite Ring Set
    Eternal Oasis Leafy Vine Moissanite Ring Set - Silver
    Highlights & Features Inspired by the vitality of a hidden sanctuary, the 'Eternal Oasis' Ring Set features a brilliant Marquise-cut moissanite resting like a dewdrop amidst delicate, diamond-accented vines. The seamless embrace between the engagement ring and its matching band symbolizes two souls blossoming...
    $339.00
    $0.00
    $339.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Enchanted Laurel Pear Cut Moissanite Botanical Bridal SetEnchanted Laurel Pear Cut Moissanite Botanical Bridal Set
    Enchanted Laurel Pear Cut Moissanite Botanical Bridal Set - Silver
    Highlights & Features Inspired by the mystical golden laurels and sacred botanical motifs of ancient mythology, the "Enchanted Laurel" bridal set is a masterpiece of vintage luxury. A breathtaking pear-cut center moissanite shines like a drop of pure morning dew, cradled by intricately sculpted...
    $339.00
    $0.00
    $339.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Dawn's Silhouette Intertwined Vine Oval Moissanite Ring SetDawn's Silhouette Intertwined Vine Oval Moissanite Ring Set
    Dawn's Silhouette Intertwined Vine Oval Moissanite Ring Set - Silver
    Highlights & Features Inspired by the intertwining vines of a vintage royal garden, this luxurious bridal set features a brilliant oval moissanite glistening like a morning dewdrop, delicately embraced by golden branches and sparkling accent stones. Paired with a botanical V-shaped contour band that...
    $339.00
    $0.00
    $339.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
  • Luminous Vine Marquise Cut Moissanite Wedding SetLuminous Vine Marquise Cut Moissanite Wedding Set
    Luminous Vine Marquise Cut Moissanite Wedding Set - Silver
    Highlights & Features Inspired by the magical warmth of the golden hour, the 'Luminous Vine' collection captures the organic elegance of sunlit nature. At its heart lies a brilliant marquise-cut moissanite, flanked by delicate floral clusters that symbolize a love in glorious bloom. The matching...
    $319.00
    $0.00
    $319.00
    • Silver
    • Gold
    Quick add
    Close
    Quick add
    Close
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.