Round Brilliant Cut Lab Grown Diamond Engagement Rings
Round brilliant cut lab grown diamond engagement rings bring together a classic silhouette and captivating sparkle. Their circular shape and carefully arranged facets create a lively play of light, making them a beautiful choice for those who appreciate timeless design.
The round brilliant cut is designed to balance brightness, fire and scintillation. Brightness describes the white light reflected by the diamond, fire refers to flashes of color, and scintillation is the sparkle you see as the stone moves. Cut quality plays an important role in how these elements come together, so look beyond carat weight when choosing your diamond.
Lab grown diamonds are real diamonds, with essentially the same chemical composition, crystal structure and physical properties as natural diamonds. Created in a controlled environment, they offer greater flexibility when balancing diamond size, quality and your preferred ring design within your budget.
A solitaire setting lets the round diamond take center stage, while a pavé band adds delicate sparkle. A halo creates a fuller appearance, and a three stone setting introduces complementary side diamonds. The round shape also pairs beautifully with both simple bands and more intricate settings.
Yellow gold adds warmth and contrast, white gold offers a crisp finish, and rose gold brings a softer touch. Consider the setting height, band width and comfort alongside the diamond’s appearance, especially for everyday wear.
Explore round brilliant cut lab grown diamond engagement rings at Crystal N Cuts and discover a design that combines balanced proportions, beautiful light and thoughtful craftsmanship for a personal expression of your love.
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Round Station Lab-Grown Diamond Multi-Stone Ring
From $399Base: 10K Yellow Gold · F–G / VS
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Round Cathedral Solitaire Ring
From $1,059Base: 10K Yellow Gold · 1.00 ct · VS2 / F
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Round Cross-Over Hidden Halo Pavé Engagement Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Vintage Hidden Halo Lab-Grown Diamond Engagement Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Pavé Solitaire Engagement Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Bezel Lab-Grown Diamond Solitaire Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Basket Lab-Grown Diamond Solitaire Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Cathedral Lab-Grown Diamond Solitaire with Accents Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Basket Lab-Grown Diamond Solitaire Ring - DDLR-072
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Cathedral Lab-Grown Diamond Solitaire Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Cathedral Lab-Grown Diamond Solitaire Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Cathedral Solitaire Basket Lab-Grown Diamond Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Four-Prong Round Peg Head Lab-Grown Diamond Solitaire Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Floral Halo Lab-Grown Diamond Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Floral Lab-Grown Diamond Ring
From $1,084Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Solitaire Designer Engagement Ring
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Basket Lab-Grown Diamond Solitaire Ring with Cluster Accents
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Four-Prong Round Solitaire Lab-Grown Diamond Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Four-Prong Round Peg Head Lab-Grown Diamond Solitaire Ring
From $784Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Peg Head Lab-Grown Diamond Solitaire Ring with Band
From $984Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Classic Four-Prong Round Lab-Grown Diamond Halo Ring
From $1,284Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Lab-Grown Diamond Solitaire Ring with Band
From $1,259Base: 10K Yellow Gold · 1.00 ct · VS2 / F
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Round Lab-Grown Diamond Five-Stone Ring
From $884Base: 10K Yellow Gold · 0.50 ct · VS2 / F
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Round Basket Lab-Grown Diamond Solitaire Ring
From $784Base: 10K Yellow Gold · 0.50 ct · VS2 / F
Buying guide
Choosing your lab-grown diamond ring
Every ring starts with a real diamond grown in a lab: chemically, physically and optically identical to a mined stone, graded by IGI, and set by hand in your choice of gold or platinum.
- Start with the shape you love, then the carat that fits your budget.
- F colour and VS2 clarity look icy-white and eye-clean in everyday light.
- Not sure of the size? Choose Size Later and we confirm it with you.
Are lab-grown diamonds real diamonds?
Yes. They have the same chemical structure, hardness and sparkle as mined diamonds and are graded to the same standard by IGI.
Why does the price say “From”?
Each ring is made to order. The price shown is the base setup in 10K yellow gold; it updates as you choose shape, carat, metal and quality on the ring page.
How long does it take to make my ring?
Most rings are handcrafted and shipped in 2–3 weeks. Ready-to-ship pieces leave our studio in 1–2 business days.
Can I resize or exchange my ring?
Yes. See our Return & Exchange policy for free resizing and exchanges.
Diamond expert
Get a call back from Our Diamond Expert
Tell us when suits you. A gemologist will call to help with shape, carat, budget and ring size, with no pressure and no obligation.
- We call at the time you choose
- Live video of real stones on request
- Your details stay private























