Your engagement ring is the piece you'll look at every day for years, so it should fit your style, your hands, and the way you live. A lab-grown diamond engagement ring gives you a diamond with the same chemical and physical makeup as a mined one, which lets you choose by shape, setting, and gold tone first. Wondering whether that makes it "real"? Our guide, Are lab-grown diamonds real diamonds?, explains the facts.
Below are 25 lab-grown diamond engagement rings and wedding bands for women from Lockstone Jewels, grouped by style: solitaires, halos, floral and side-stone designs, split shank and bypass rings, Toi et Moi rings, and eternity bands. Each one lists its shape, total carat weight, and a suggested band to pair it with. If you're shopping for your partner as a surprise, start with the checklist for partners further down.
Quick Answer
- Which lab-grown diamond engagement ring style suits most women? A round or oval solitaire with a pavé band works with almost every hand and wardrobe, and it pairs easily with a straight or curved wedding band later.
- Which setting makes a lab-grown diamond look bigger? A halo of small diamonds or a split shank frames the center stone and adds width, while elongated shapes like oval and emerald cut cover more of the finger.
- What should you check before buying a lab-grown engagement ring online? Confirm the shape, total carat weight, color and clarity grade, certification line, 14K or 18K gold, metal tone, and US ring size on the listing.
What These 25 Rings Share
At the time of writing, every listing below states EF (near-colorless) color, VS+ clarity and IGI certification, and offers 14K or 18K gold in yellow, white, or rose, in US ring sizes 4.5 to 9. Carat weights are total carat weight (CTW) across all stones, as approximate figures from each listing. Check the listing for the exact grade and options before you order.
Find Your Ring Style Fast
| If she loves... | Look at | Rings in this guide |
|---|---|---|
| Clean, classic lines | Solitaire and pavé solitaire | #1, #2, #3, #4, #5 |
| Maximum sparkle and a bigger look | Halo engagement rings | #6, #7, #8 |
| Romantic, nature-inspired detail | Floral and side-stone rings | #9, #10, #11 |
| A modern, sculpted band | Split shank and bypass rings | #12, #13 |
| Something unexpected | Toi et Moi (two-stone) rings | #14, #15 |
| A band to wear with her ring, or alone | Wedding and eternity bands | #16 to #25 |
Solitaire and Pavé Solitaire Lab-Grown Diamond Engagement Rings
A solitaire puts one center diamond in focus. Pavé accents on the band add sparkle without competing with it. Browse the full lab-grown diamond solitaire engagement rings collection, or compare styles in our guide to solitaire vs. halo vs. three-stone engagement rings.
1. Round Cut Lab-Grown Diamond Traditional Engagement Ring (2.14 CTW)
This is the classic proposal ring: a round brilliant center lifted above a band lined with smaller round lab-grown diamonds. The round brilliant cut is known for its sparkle, and the raised center catches light from the side as well as the top. In yellow gold, it has a warm, heirloom look; in white gold, it reads crisp and bright.
- Diamonds: Round center with round accents, approx. 2.14 CTW
- Best for: A first engagement ring that will never look dated
- Pair it with: The petite half eternity band (#21) for a slim stack
Choose your gold tone for the 2.14 CTW round lab-grown diamond engagement ring
2. Emerald Cut Lab-Grown Diamond Pavé Solitaire Engagement Ring (1.11 CTW)
Emerald cut diamonds have long, step-cut facets that flash light in broad planes, a calmer, mirror-like glow instead of scattered sparkle. The pavé band adds brightness along the finger while the elongated center does the lengthening. At around one carat total, it's a refined everyday size.
- Diamonds: Emerald cut center with round pavé, approx. 1.11 CTW
- Best for: Minimalists and women who wear their ring every day at work
- Pair it with: The emerald cut eternity wedding band (#16) for matching step-cut flashes
Pick your size for the 1-carat emerald cut lab-grown diamond pavé solitaire ring
3. Round Cut Lab Diamond Shared Prong Pavé Engagement Ring (1.68 CTW)
Shared prongs hold each band diamond with less metal between stones, so the band reads as one continuous line of sparkle. The round center sits above it as the clear focal point. Rose gold gives this design a soft, romantic warmth, and it's also offered in yellow and white gold.
- Diamonds: Round center with round shared-prong pavé, approx. 1.68 CTW
- Best for: A rose gold engagement ring with a classic shape
- Pair it with: The 3.36 CTW round half eternity band (#17) in the same tone
See the round lab-grown diamond shared prong pavé ring in rose gold
4. Bezel Set Round Cut Lab Diamond Pavé Engagement Ring (1.78 CTW)
A bezel wraps a smooth rim of gold around the center diamond, so there are no prongs to catch on sweaters, hair, or gloves. It's a strong choice for nurses, teachers, athletes, new moms, and anyone who works with their hands. The pavé band keeps it from looking plain. Learn the trade-offs in our bezel setting engagement ring guide.
- Diamonds: Round bezel-set center with round pavé, approx. 1.78 CTW
- Best for: Active lifestyles and hands-on jobs
- Pair it with: The oval bezel set eternity band (#24) to repeat the bezel line
View the bezel set round lab-grown diamond engagement ring.
5. Emerald Cut Lab Diamond Claw Prong Pavé Engagement Ring (2.21 CTW)
Claw prongs grip the corners of the emerald cut center with slim, pointed tips, so more of the diamond shows. Paired with a pavé band, this ring balances the clean geometry of the emerald cut with extra brilliance along the finger. At just over two carats total, it has real presence without a halo.
- Diamonds: Emerald cut center with round pavé, approx. 2.21 CTW
- Best for: Women drawn to clean lines and an elongated look
- Pair it with: The 3 carat east-west emerald cut eternity band (#25)
Customize the 2 carat emerald cut claw prong pavé engagement ring
Deciding between step cuts and softer shapes? Read emerald cut vs. cushion cut diamonds.
Halo Lab-Grown Diamond Engagement Rings
A halo surrounds the center stone with a ring of small diamonds, which makes the whole top of the ring look larger and brighter. Browse all lab-grown diamond halo engagement rings, or see the subtler hidden halo engagement rings explained in our hidden halo buying guide.
6. Vintage Emerald Cut Halo Lab-Grown Diamond Engagement Ring (2.464 CTW)
This ring frames an emerald cut center in a halo of round diamonds, giving the step-cut stone a bigger, brighter outline. The result has an Art Deco feel: geometric, symmetrical, and glamorous. It's a natural fit if her saved photos lean vintage. See more in vintage and Art Deco engagement rings.
- Diamonds: Emerald cut center with round halo and accents, approx. 2.464 CTW
- Best for: Vintage-inspired style with modern sparkle
- Pair it with: The emerald cut eternity wedding band (#16)
Explore the vintage emerald cut halo lab-grown diamond engagement ring
7. 2.52 CT Classic Round Cut Lab Diamond Halo Engagement Ring
Round center, round halo, round pavé: this is the most sparkle-forward design in the guide. The halo adds visible width to the center, so the ring looks bold from across a room. It's the ring for a woman who wants the "she said yes" photo to sparkle.
- Diamonds: Round center with round halo and band accents, approx. 2.522 CTW
- Best for: Women who want a bold, bright engagement ring
- Pair it with: The 3.36 CTW round half eternity band (#17)
Select your metal for the 2.5 carat round lab-grown diamond halo ring
8. 3 CT Oval Cut Lab Diamond Sunburst Halo Engagement Ring
Marquise and round diamonds radiate around the oval center like petals or sun rays, giving this ring a floral, sculptural silhouette. The oval shape lengthens the finger, and at about three carats total, it's the largest halo in this guide. For more oval inspiration, see our oval diamond ring settings guide.
- Diamonds: Oval center with marquise and round side stones, approx. 3.006 CTW
- Best for: A statement oval engagement ring with floral detail
- Pair it with: The petite half eternity band (#21) so the halo leads
See the 3 carat oval lab-grown diamond sunburst halo ring up close
Floral and Side-Stone Lab-Grown Diamond Engagement Rings
Side stones and floral clusters add shape and texture around the center diamond. Find more in the side stone engagement rings collection.
9. Round Cut Lab Diamond Floral Marquise Engagement Ring (2.19 CTW)
Marquise side stones fan out from a round center to form a flower shape, set in a multi-prong design that holds each stone in place. It's romantic, feminine, and easy to recognize on the hand. In 14K yellow gold, the warm metal makes the white diamonds stand out.
- Diamonds: Round center with marquise side stones, approx. 2.19 CTW
- Best for: Garden weddings, boho brides, and nature-inspired style
- Pair it with: The 1 carat round cluster wedding band (#18)
Shop the round and marquise floral lab-grown diamond engagement ring
10. Emerald Cut Lab Diamond Marquise Cluster Engagement Ring (1.63 CTW)
Here, crisp emerald cut facets meet the curved outline of marquise side stones. The contrast draws the eye to the center and gives the ring balance and character beyond sparkle alone. It's a distinctive pick that still feels wearable every day.
- Diamonds: Emerald cut center with marquise side stones, approx. 1.63 CTW
- Best for: A unique engagement ring that isn't oversized
- Pair it with: The petite half eternity band (#21)
View the emerald cut lab-grown diamond ring with marquise side stones
11. Oval Cut Channel Set Baguette Lab Diamond Engagement Ring (2.19 CTW)
Baguette diamonds are set in a channel down each side of the oval center. Their straight step-cut facets add an architectural edge to the oval's soft curve, and the oval itself creates a finger-lengthening effect. Channel setting also keeps the side stones flush and smooth to the touch.
- Diamonds: Oval center with channel-set baguettes, approx. 2.19 CTW
- Best for: Modern, tailored style and slender fingers
- Pair it with: The Asscher cut eternity band (#20) for a geometric stack
Choose your size for the 2 carat oval and baguette lab-grown diamond ring
Split Shank and Bypass Lab-Grown Diamond Engagement Rings
These designs shape the band itself, so the ring looks distinctive even before you notice the center stone.
12. Round Cut Lab Diamond Pavé Split Shank Engagement Ring (2.12 CTW)
The band divides into two pavé strands as it reaches the center, framing the round diamond and making it look more prominent. Split shanks also add width on the finger, which suits women with longer fingers or larger hands. The look is modern and architectural.
- Diamonds: Round center with round pavé on both shanks, approx. 2.12 CTW
- Best for: Making a round center look larger without a halo
- Pair it with: The 2 CT round scalloped eternity band (#19)
See the 2 carat round lab-grown diamond split shank engagement ring
13. Heart Cut Lab-Grown Diamond Bypass Engagement Ring (2.247 CTW)
In a bypass ring, the two ends of the band sweep past each other around the center stone. Here they curve around a heart-cut lab-grown diamond, with round diamonds set along the band. It's playful, romantic, and clearly personal: a heart-shaped engagement ring that still looks refined.
- Diamonds: Heart-cut center with round side stones, approx. 2.247 CTW
- Best for: A romantic heart-shaped engagement ring
- Pair it with: A curved band from the stackable lab-grown diamond rings collection.
View the heart-cut lab-grown diamond bypass engagement ring
Toi et Moi Lab-Grown Diamond Engagement Rings
"Toi et Moi" is French for "you and me." Two center stones sit side by side, one for each partner. It's one of the most talked-about styles in our roundup of engagement ring trends for 2026.
14. Two Stone Round and Emerald Cut Lab Diamond Pavé Engagement Ring (2.24 CTW)
A round brilliant and an emerald cut sit together in an open design, mixing classic sparkle with step-cut elegance. Using two different shapes makes the "you and me" meaning easy to see. The pavé band and gold setting keep it comfortable for daily wear.
- Diamonds: Round and emerald-cut centers with round pavé, approx. 2.24 CTW
- Best for: Couples who want their ring to tell a story
- Pair it with: The petite half eternity band (#21)
See the round and emerald cut Toi et Moi lab-grown diamond ring
15. 4 Ct Heart Cut Lab-Grown Diamond Toi et Moi Engagement Ring
Two heart-cut lab-grown diamonds face each other on a curved gold band for a bold, romantic statement. With about four carats total, this is the largest engagement ring in the guide. It's for the woman who wants her ring to be noticed and talked about.
- Diamonds: Two heart-cut centers, approx. 4.00 CTW total
- Best for: A one-of-a-kind statement engagement ring
- Pair it with: The petite half eternity band (#21) worn on its own or below
Explore the 4 carat heart-cut Toi et Moi lab-grown diamond engagement ring
Want something else that stands out? Browse unique engagement rings for women.
Lab-Grown Diamond Wedding Bands and Eternity Rings for Women
A half eternity band has diamonds across the top only, which keeps the underside smooth and usually easier to resize. A full eternity band has diamonds all the way around for unbroken sparkle. Browse all lab-grown diamond wedding bands for women and lab-grown diamond eternity bands. Before you buy a band for an existing engagement ring, compare both rings in photos or on the hand to make sure they sit comfortably together.
16. 3 Carat Emerald Cut Lab-Grown Diamond Eternity Wedding Band
Emerald cut diamonds line the full band end to end, each held with shared prongs. The long step-cut facets give broad flashes of light for a polished, sophisticated look. Worn alone, it doubles as an anniversary ring.
- Diamonds: Emerald cut, full eternity, approx. 3.08 CTW
- Pairs with: Emerald cut engagement rings such as #2 and #6
Select your size for the 3 carat emerald cut eternity wedding band
17. Round Cut Seven Stone Half Eternity Wedding Band (3.36 CTW)
Round brilliant diamonds in shared prongs run across the top of this band, giving strong sparkle with a smooth back for comfort. At 3.36 carats total, it's a substantial band that holds its own beside a large engagement ring.
- Diamonds: Round brilliant, half eternity, approx. 3.36 CTW
- Pairs with: Round solitaires and halos such as #3 and #7
View the 3.36 CTW round lab-grown diamond half eternity wedding band
18. 1 Carat Round Cut Lab Diamond Cluster Wedding Band for Women
Clusters of round diamonds give this wedding band a fuller, textured look than a single row. It adds presence beside an engagement ring without overpowering it, and works as a standalone ring for those who prefer not to wear a center stone.
- Diamonds: Round-cut clusters, approx. 1.028 CTW
- Pairs with: Floral and cluster engagement rings such as #9
Shop the 1 carat round lab-grown diamond cluster wedding band
19. 2 CT Round Cut Lab Diamond Scalloped Eternity Wedding Band
A scalloped edge lets light reach each round diamond from the side, so the full eternity band sparkles from every angle. It pairs with nearly any engagement ring and any outfit, from office wear to evening wear.
- Diamonds: Round brilliant, full eternity, approx. 2.09 CTW
- Pairs with: Round center rings such as #1 and #12
See the 2 carat round lab-grown diamond scalloped eternity band
20. Asscher Cut Lab Diamond Shared Prong Eternity Wedding Band
The Asscher cut is a square step cut with cropped corners and a layered, hall-of-mirrors look, tied closely to Art Deco design. Set all the way around the band, the stones show off their geometric precision. The look is bold yet refined.
- Diamonds: Asscher cut, full eternity, approx. 2.16 CTW
- Pairs with: Geometric designs such as #11
View the Asscher cut lab-grown diamond eternity wedding band
21. Petite Round Cut Lab Diamond Half Eternity Wedding Band (0.25 CTW)
A fine line of small round diamonds makes this the most versatile band in the guide. It sits quietly beside a statement engagement ring, stacks well, and suits women who prefer a delicate look for everyday wear.
- Diamonds: Round pavé, half eternity, approx. 0.25 CTW
- Pairs with: Halos, Toi et Moi rings and solitaires such as #8, #14 and #1
Pick your gold tone for the petite round half eternity wedding band
22. 3 Carat Princess Cut Lab-Grown Diamond Eternity Wedding Band
Square princess-cut diamonds line up edge to edge for a crisp, modern band with continuous sparkle. It's a clean alternative to round stones and makes a strong anniversary or "push present" ring on its own.
- Diamonds: Princess cut, full eternity, approx. 3.08 CTW
- Pairs with: Square and rectangular centers, or worn alone
See the 3 carat princess cut lab-grown diamond eternity band
23. 3 CT Radiant Cut Bezel Set Lab-Grown Diamond Eternity Ring
Each radiant cut diamond sits in its own bezel, creating a bold, seamless profile with extra protection for the stones. Radiant cuts blend a rectangular outline with brilliant-style faceting, so the band sparkles strongly while looking contemporary.
- Diamonds: Radiant cut, bezel set, approx. 3.00 CTW
- Pairs with: Bezel and modern designs such as #4
View the 3 carat radiant cut bezel set eternity ring
24. Oval Cut Bezel Set Lab Diamond Full Eternity Wedding Band (2.10 CTW)
Oval diamonds, each framed in a smooth bezel, run around the full band. The rounded edges feel sleek against the finger and help protect each stone from daily knocks, making this a comfortable choice for everyday wear.
- Diamonds: Oval cut, bezel set, full eternity, approx. 2.10 CTW
- Pairs with: Bezel set and oval engagement rings such as #4
Choose your size for the oval bezel set lab-grown diamond eternity band
25. 3 Carat East West Emerald Cut Lab Diamond Eternity Band
The emerald cut diamonds in this band are turned sideways, in an "east-west" orientation, so each stone sits horizontally across the finger. It's a fresh take on the eternity band. Learn more about new diamond shapes and east-west settings.
- Diamonds: Emerald cut, east-west set, approx. 3.04 CTW
- Pairs with: Emerald cut engagement rings such as #5
See the east-west emerald cut lab-grown diamond eternity band
Buying Her Engagement Ring as a Surprise: A 5-Point Checklist for Partners
If you're planning to propose, these five details matter more than anything else. Get them right, and the ring will feel like hers.
- Her ring size. Borrow a ring she wears on her right ring finger and measure it, or ask a close friend. Our guide to how to measure ring size at home includes a size chart.
- Her metal tone. Look at her everyday jewelry. Mostly gold? Choose yellow gold. Mostly silver-toned? Choose white gold. Mixed or warm pink tones? Consider rose gold. Our guide to rose gold vs. yellow gold engagement rings helps you decide.
- Her favorite diamond shape. Check the rings she saves or likes on Instagram or Pinterest. Round and oval are the safest picks; emerald, heart, and Toi et Moi suit a more defined taste. See which diamond shape looks the biggest and diamond carat vs. size.
- Her lifestyle. If she works with her hands, lean toward a bezel or low-profile setting (#4, #23, #24). If she loves a statement, look at halos and Toi et Moi rings (#7, #8, #15).
- Your budget. Set a number first, then shop within it. Read how much to spend on an engagement ring, then browse engagement rings under $1,000, engagement rings under $2,000, or engagement rings above $2,500.
Once the ring is chosen, use our step-by-step guide on how to plan a proposal, or browse more lab-grown diamond proposal rings for women.
How to Order Your Lab-Grown Diamond Engagement Ring in 6 Steps
- Pick a shape from the style table above.
- Open the ring's listing and confirm the total carat weight, color, clarity, and certification line.
- Choose 14K or 18K gold. 14K is 58.3% gold and 18K is 75% gold, so 18K has a richer color in yellow and rose tones.
- Select yellow, white, or rose gold to match the jewelry she already wears.
- Select her US ring size. If you're unsure, measure first using our ring size guide.
- Add a matching band from the "Pair it with" suggestion, or save it for the wedding.
Want a different metal, stone size, or design detail? Start a request on the custom jewelry page or send a question through our jewelry inquiry form. Not sure how certificates compare? Read IGI vs. GIA vs. GCAL diamond certification.
Frequently Asked Questions
1. Are lab-grown diamond engagement rings a good choice in 2026?
For many couples, yes. A lab-grown diamond has the same chemical composition, crystal structure, and hardness as a mined diamond, so it looks and wears the same way. The main difference is origin: one forms in a controlled lab, the other underground. That lets you choose based on the things you'll notice every day, like shape, setting, carat weight, and gold tone. If resale value matters to you, research that separately before you buy. For a full breakdown, read: Are lab-grown diamonds worth buying?
2. What carat size should I choose for her engagement ring?
There's no single right size. Think about her hand and her style. On slender fingers, a 1 to 1.5 carat total design such as the emerald pavé solitaire (#2) or the shared prong pavé ring (#3) looks balanced. If she loves a bold look, the 2.5 carat round halo (#7) or the 3 carat oval sunburst halo (#8) gives more presence. Remember that the CTW figures in this guide include all side stones, not only the center, so a 2 CTW ring has a smaller center stone than a 2 carat solitaire.
3. Can I buy the engagement ring and wedding band together?
Yes, and doing so helps you confirm the two rings suit each other in tone and style. Each engagement ring above has a "Pair it with" suggestion from the band section. Choose the same karat and metal tone for both rings so the colors match. If you'd rather wait, many couples buy the band closer to the wedding. Browse the bridal lab-grown diamond jewelry collection to see engagement rings and bands side by side.
4. What if I don't know her ring size?
Measure a ring she already wears on the same finger, or ask a friend or family member who might know. You can also trace the inside of one of her rings on paper and compare it to a size chart. The rings in this guide are listed in US sizes 4.5 to 9 at the time of writing. If her size falls outside that range, contact the team before ordering. Our guide to ring diameter and circumference explains how ring measurements work.
5. Which engagement ring setting is best for everyday wear?
Low-profile and protective settings suit daily wear best. A bezel setting, like the bezel set round ring (#4), surrounds the diamond with metal and has no prongs to snag. Bezel set eternity bands (#23 and #24) offer the same protection on the band. Higher settings and halos give more sparkle but sit taller on the finger, so they may catch on clothing more often. Whatever you choose, regular cleaning keeps any diamond bright. Our lab-grown diamond jewelry care guide covers cleaning and storage.
6. Is 14K or 18K gold better for an engagement ring?
It depends on what you value. 18K gold contains 75% pure gold, so yellow and rose tones look richer and warmer. 14K gold contains 58.3% pure gold, with more alloy metals mixed in, which makes it a little harder and often a lower-cost option. Both are offered on every ring in this guide. If she wears a lot of yellow gold jewelry, 18K may match better; if she's hard on her hands, 14K is a practical choice.
Find Her Lab-Grown Diamond Engagement Ring Today
Start with the style she'd pick for herself, check the details on the listing, and add a band that completes the set. Browse every design in the Lockstone Jewels lab-grown diamond engagement rings collection, or find matching bands among our lab-grown diamond wedding rings.