Signature Engagement Rings

Signature Engagement Rings give you a distinctive lab grown diamond ring that feels personal, refined, and made for a once-in-a-lifetime moment. Choose a design that stands apart from basic engagement rings while still feeling timeless enough to wear every day. Explore oval, marquise, pear, and cushion diamond styles with unique settings, graceful details, and modern or vintage-inspired touches. Each ring can be personalized with your preferred diamond, setting details, and precious metal, including yellow gold, white gold, rose gold, or platinum. Leonids also offers custom engagement ring options for couples who want to adjust an existing design or create something more personal. From choosing the right diamond shape and carat size to refining the final setting, we help you create a signature ring that feels truly yours.

Melina丨Oval Cut Pave Solitaire 2CT Lab Grown Engagement Ring - Rings

Melina | 2CT Oval Diamond Engagement Ring

From $1,830.00

Lettice丨Elongated Cushion Lab Diamond Butterfly Cluster Engagement Ring - Rings

Lettice丨Elongated Cushion Lab Diamond Butterfly Cluster Engagement Ring

From $1,480.00

Alternating Marquise & Round Lab Diamond Half Eternity Wedding Band - Rings

Alternating Marquise & Round Lab Diamond Half Eternity Wedding Band

From $550.00

Adeline | Oval Lab Diamond Marquise Vine Milgrain Engagement Ring - Rings

Adeline | Oval Cut Lab-Grown Diamond Milgrain Filigree Engagement Ring

From $1,240.00

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Margot丨Oval Lab Diamond Twisted Split Shank Pavé Milgrain Engagement Ring - Rings

Margot丨Oval Lab Diamond Twisted Split Shank Pavé Milgrain Engagement Ring

From $1,210.00

Nina丨Prong Pear Lab Grown Diamond Wave Ring

Nina丨Prong Pear Lab Grown Diamond Wave Ring

From $1,090.00

Mila丨Oval Lab Diamond Engagement Ring with Cluster Side Stones - Rings

Mila丨Oval Lab Diamond Engagement Ring with Cluster Side Stones

From $1,280.00

Aurora丨Marquise Lab-Grown Diamond Twisted Engagement Ring with Side Accents - Rings

Aurora丨Marquise Lab-Grown Diamond Twisted Engagement Ring with Side Accents

From $1,520.00

Harlow丨Oval Lab Diamond Engagement Ring with Marquise and Round Accent Diamonds - Rings

Harlow丨Oval Lab Diamond Engagement Ring with Marquise and Round Accent Diamonds

From $1,220.00

Coralie | Oval Lab Diamond Vintage Engagement Ring

Coralie | Oval Lab Diamond Vintage Engagement Ring

From $1,830.00

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Lab Grown Diamonds Signature Engagement Rings FAQ

A Signature Engagement Ring generally refers to a distinctive ring design that reflects a jeweler’s recognizable design style. Leonids Signature Engagement Rings feature lab grown diamonds, unique settings, and thoughtful details that go beyond basic engagement ring designs while still feeling timeless enough for everyday wear. Source: National Jeweler 5 Engagement Ring Trends. JCK A Chronicle of the American Jewelry.

Signature Engagement Rings stand out through more distinctive shapes, settings, bands, and design details. Instead of choosing only a traditional solitaire, you can explore oval, marquise, pear, cushion, twisted, cluster, milgrain, and other unique engagement ring styles that feel more personal. Source: Theknot Weddings Real Study 2026. JCK Is the Biggest Engagement Ring Trend No Trend At All.

Yes. Many Signature Engagement Rings can be personalized by changing the lab grown diamond, carat size, metal, or selected design details. You can choose options such as yellow gold, white gold, rose gold, or platinum to create a ring that better matches your style and preferences.

Not necessarily. A Signature Engagement Ring usually begins with an established design, while a fully custom ring gives you more freedom to develop the design around your own ideas.

Choose a diamond shape that fits both your style and the look you want on your hand. Oval and elongated cushion diamonds offer a soft, elegant look, while marquise and pear shapes feel more distinctive. Round diamonds are timeless, and each shape can look different depending on the setting and band design. Source: GIA Guide to Diamond Shapes for Engagement Rings. GIA Settings That Make Your Diamond Engagement Ring Look Bigger.

Start with the details you naturally notice first, such as diamond shape, setting, band style, or metal color. Then compare distinctive features like side stones, twisted bands, milgrain, filigree, or cluster designs. A Signature Engagement Ring should feel unique enough to reflect your personality while still fitting how you plan to wear it every day.