Women's Solitaire Engagement Rings

Buy a solitaire diamond ring from Leonids with a lab grown center diamond and a setting that suits your style. Based on Leonids engagement ring orders in 2025~2026, 2 carat is one of our best-selling center-stone sizes. One center diamond and a clean band create a timeless look that is easy to wear, personalize, and pair with a wedding band. With no side stones, the diamond shape, carat size, setting height, and prong style define how the ring looks and feels on your hand. Compare round, oval, emerald, pear, radiant, marquise, and Asscher shapes to find the finger coverage and sparkle you want. Select your carat size, then choose yellow gold, white gold, rose gold, or platinum for your IGI certified lab grown center diamond. Request a custom solitaire engagement ring, add free engraving, and complete your set with a lab grown diamond wedding band that fits your setting.

Agatha丨Elongated Cushion Lab Diamond Open Gallery Solitaire Engagement Ring - Rings
Agatha丨Elongated Cushion Lab Diamond Open Gallery Solitaire Engagement Ring - RingsAgatha丨Elongated Cushion Lab Diamond Open Gallery Solitaire Engagement Ring - RingsAgatha丨Elongated Cushion Lab Diamond Open Gallery Solitaire Engagement Ring - Rings

Agatha丨Elongated Cushion Lab Diamond Open Gallery Solitaire Engagement Ring

From $1,250.00

Cherie丨Heart Lab Diamond Infinity Twist Solitaire Engagement Ring - Rings
Cherie丨Heart Lab Diamond Infinity Twist Solitaire Engagement Ring - RingsCherie丨Heart Lab Diamond Infinity Twist Solitaire Engagement Ring - RingsCherie丨Heart Lab Diamond Infinity Twist Solitaire Engagement Ring - Rings

Cherie丨Heart Lab Diamond Infinity Twist Solitaire Engagement Ring

From $1,430.00

Oriana丨Princess Cut Lab-Grown Diamond Solitaire Cigar Band Engagement Ring - Rings
Oriana丨Princess Cut Lab-Grown Diamond Solitaire Cigar Band Engagement Ring - RingsOriana丨Princess Cut Lab-Grown Diamond Solitaire Cigar Band Engagement Ring - Rings Leonids princess-cut-lab-grown-diamond-solitaire-cigar-band-engagement-ringOriana丨Princess Cut Lab-Grown Diamond Solitaire Cigar Band Engagement Ring - Rings Leonids princess-cut-lab-grown-diamond-solitaire-cigar-band-engagement-ring

Oriana丨Princess Cut Lab-Grown Diamond Solitaire Cigar Band Engagement Ring

From $1,370.00

Emilia丨Marquise-Shaped Lab Grown Diamond Curved Ring - Rings
Emilia丨Marquise-Shaped Lab Grown Diamond Curved Ring - RingsMarquise-Shaped Lab Grown Diamond Curved Ring - RingsMarquise-Shaped Lab Grown Diamond Curved Ring - Rings

Emilia丨Marquise-Shaped Lab Grown Diamond Curved Ring

From $1,360.00

2CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings
2CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings2CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings2CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings

Willow丨2CT Emerald Cut Lab Grown Diamond Engagement Ring

$2,230.00

1CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings
1CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings1CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings1CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings

Willow丨1CT Emerald Cut Lab Grown Diamond Engagement Ring

$1,550.00

3CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings
3CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings3CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings3CT Emerald Cut Lab Grown Diamond Engagement Ring - Rings

Willow丨3CT Emerald Cut Lab Grown Diamond Engagement Ring

$3,200.00

Double Hidden Halo Promise Ring with 3CT Pear Lab Grown Diamond - Rings
Double Hidden Halo Promise Ring with 3CT Pear Lab Grown Diamond - RingsDouble Hidden Halo Promise Ring with 3CT Pear Lab Grown Diamond - RingsDouble Hidden Halo Promise Ring with 3CT Pear Lab Grown Diamond - Rings

Freya丨Double Hidden Halo Promise Ring with 3CT Pear Lab Grown Diamond

$3,100.00

Double Hidden Halo Promise Ring with 2CT Pear Lab Grown Diamond - Rings
Double Hidden Halo Promise Ring with 2CT Pear Lab Grown Diamond - RingsDouble Hidden Halo Promise Ring with 2CT Pear Lab Grown Diamond - RingsDouble Hidden Halo Promise Ring with 2CT Pear Lab Grown Diamond - Rings

Freya丨Double Hidden Halo Promise Ring with 2CT Pear Lab Grown Diamond

$2,110.00

3CT Round Lab Grown Diamond Ring In 14K Gold - Rings
3CT Round Lab Grown Diamond Ring In 14K Gold - RingsAria丨3CT Round Lab Grown Diamond Ring In 14K Gold - RingsAria丨3CT Round Lab Grown Diamond Ring In 14K Gold - Rings

Aria丨3CT Round Lab Grown Diamond Ring In 14K Gold

From $3,150.00

Showing 20/54

Lab Grown Diamond Solitaire Engagement Rings FAQ

A lab grown diamond solitaire engagement ring features one lab grown center diamond as the main focus. A solitaire does not include a halo or side stones, so the diamond shape, size, and setting define the look. Source: GIA Diamond Buying Guide.

You can shop lab diamond solitaire rings at Leonids. Consider Nina for a pear diamond and wave band, Aria for a round four-prong solitaire, or Ivy for an emerald-cut bezel design. Choose your metal and center-stone size, then review the complete ring price, delivery estimate, and return terms.

Start with the diamond’s length and width in millimeters. Nina offers a 0.75 carat pear center diamond, while Aria offers a 1 carat round. Compare their measurements and photos with your ring size. Then check the band width and setting height to find the smaller look you prefer.

No. A smaller center diamond changes how much space the stone covers. A thin band has a narrower metal band. A low-profile setting holds the diamond closer to your finger. Ring size determines fit. Check each measurement separately, since a small diamond can still sit in a tall setting.

Yes. The Nina, Aria, and Ivy products linked here are complete rings with a lab grown center diamond and setting. Check the price for your selected metal and diamond size, along with any custom or rush charges. Compare complete ring prices separately from loose-diamond or setting-only quotes.

No. Solitaire engagement rings are still one of the most popular choices for couples. In The Knot's 2026 study of more than 10,000 couples, solitaire settings made up 38% of the rings selected. The clean design keeps the center diamond in focus and works with many personal styles. Source: Rapaport and The Knot 2026 Engagement Ring Data.

There is no one best shape for every solitaire engagement ring. Round diamonds give a bright, classic look. Oval, pear, and marquise diamonds look longer on the finger. Emerald and Asscher cuts give a clean, step-cut look. Source: GIA 2025 Diamond Shape Guide. Rapaport 2026 Survey Summary.

Oval, marquise, and pear diamonds can look larger than a round diamond of the same carat weight because their elongated outlines cover more of the finger. Compare the millimeter measurements and length to width ratio instead of judging visible size by carat weight alone. Source: GIA 2025 Guide to Making a Diamond Look Bigger.

There is no perfect carat size for every solitaire engagement ring. The Knot’s 2026 study found that lab grown diamond center stones averaged 2 carats, but an average is not a buying rule. Compare your budget, diamond measurements, hand size, band width, and setting height before choosing. Source: Rapaport and The Knot 2026 Engagement Ring Data.

Four prongs cover less of a round diamond and create a more open look. Six prongs provide more contact points, follow the diamond’s round outline, and offer more security. Pear and marquise diamonds may also need protective prongs around their pointed tips. Source: GIA 2025 Round Diamond Setting Guide.

It depends on the height and shape of the solitaire setting. A higher setting often leaves room for a straight wedding band, while a low basket may need a curved or contour band. Choose a lab grown diamond wedding band that follows the setting and gives you the finished bridal set you want. Source: The Knot 2025 Low Profile Ring Guide. Brides Engagement Ring Setting Guide.

Yes. Leonids accepts custom requests for selected lab grown diamond solitaire engagement rings, including changes to the diamond, metal, setting, or engraving when the design allows. Confirm the final dimensions, production time, and resizing terms before ordering. In The Knot's 2026 study, nearly 90% of couples made custom edits or selected a custom design. Source: Rapaport 2026 Engagement Ring Survey. The Knot Custom Engagement Ring Questions. GIA 2025 Engagement Ring Cost Guide.