These 2 carat lab-grown diamond engagement rings arrive with the center already set, and the stone is part of the price. Pick any of ten shapes, from round and oval to emerald and heart, then a solitaire, a halo, a hidden halo, a cathedral style, a three stone ring or side accents, made in platinum or 10K, 14K or 18K gold.



From timeless solitaires to dazzling halos and vintage-inspired designs, explore the most-loved engagement ring settings — and find the style that tells your story.
A single diamond, beautifully unadorned — the timeless, most-loved setting that puts your stone center stage.
Shop Solitaire Rings →A circle of pavé diamonds frames the center stone, adding sparkle and making it look noticeably larger.
Shop Halo Rings →Three diamonds symbolising your past, present and future — a meaningful design with extra brilliance.
Shop Three-Stone Rings →Tiny diamonds set along the band catch the light from every angle for all-over shimmer.
Shop Pavé Rings →Intricate milgrain and antique-inspired detailing, for a ring with timeless, heirloom character.
Shop Vintage Rings →Two interwoven bands of metal and diamonds create a modern, dynamic silhouette.
Shop Twisted Shank Rings →Buying guide
A 2 carat round lab-grown diamond is about 8.1 mm across. An oval runs about 10 by 7 mm, a pear about 11 by 7 mm and a marquise around 14 by 7 mm. An emerald cut is close to 8.5 by 6.3 mm. These are typical sizes for well-cut stones and vary a little with cut depth, so two centers of the same weight can face up slightly differently.
A 2 carat center sits a little higher than a smaller stone, so a low solitaire or a hidden halo suits active hands. Pave and halo rings add small lab-grown diamonds that make the ring look larger, while a plain band keeps it easy to pair with a wedding band. A three stone ring is wider across the finger and gives the most coverage.
Every style comes in platinum and in 10K, 14K or 18K white, yellow or rose gold. Platinum costs the most; 10K gold costs the least and is the hardest-wearing gold. The lowest prices on this page are for the most affordable metal, with the center included, so the figure you see is the cost of the finished ring.
Each ring is made for you in 10–15 days. Shipping is free on orders over $500, returns are accepted within 30 days, and one resize is free within 60 days of delivery.
Yes. A 2 carat center is larger than most engagement ring centers and is easy to notice. A round of this weight is about 8.1 mm wide. On a slim band it still looks proportional on most fingers, and an oval or pear makes it look bigger again without adding weight.
Here, a 2 carat ring with its lab-grown diamond center set starts from about $1,350, and most are between about $1,550 and $1,800 in the lowest-cost metal. Platinum and 18K gold cost more. Lab-grown diamonds cost far less than natural diamonds of the same size. They have little resale value, so choose the ring for wearing rather than as an investment.
No, for most people. Lab-grown diamonds are as hard as natural ones, 10 on the Mohs scale, so a 2 carat center wears well every day in a secure setting. A larger stone can catch on fabric, so a lower solitaire or a hidden halo is practical for busy hands. Take the ring off for heavy lifting and cleaning with harsh chemicals.
A 2 carat round center is about 8.1 mm across and covers close to half the width of an average ring finger. An oval of the same weight is about 10 mm long and reaches farther toward the knuckle. On a smaller hand it looks bigger still, and a halo of small lab-grown diamonds adds visible width around the center.
Yes. A 2 carat center gives a ring clear presence while staying practical to wear. It works in every style on this page, from a plain solitaire to a halo or three stone ring. Because lab-grown diamonds cost far less than natural diamonds of the same size, a 2 carat lab-grown diamond center is within reach of many budgets.