Round Diamonds

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Shape Carat Cut Color Clarity Price
  • 2.46-Carat Round Lab Grown Diamond
    Round 2.46 Excellent F VVS2 $2,943.59
    • Cut: Excellent
    • Color: F
    • Clarity: vvs2
    • 360 Video
  • 1.21-Carat Round Lab Grown Diamond
    Round 1.21 Ideal D VVS1 $1,263.19
    • Cut: Ideal
    • Color: D
    • Clarity: vvs1
    • 360 Video
  • 4.39-Carat Round Lab Grown Diamond
    Round 4.39 Excellent H VS1 $6,130.72
    • Cut: Excellent
    • Color: H
    • Clarity: vs1
    • 360 Video
  • 4.4-Carat Round Lab Grown Diamond
    Round 4.4 Ideal H VS1 $6,144.68
  • 4.37-Carat Round Lab Grown Diamond
    Round 4.37 Ideal E VS1 $8,497.22
  • 4.24-Carat Round Lab Grown Diamond
    Round 4.24 Ideal G VS1 $6,225.39
  • 4.23-Carat Round Lab Grown Diamond
    Round 4.23 Excellent F VS2 $6,126.78
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 4.06-Carat Round Lab Grown Diamond
    Round 4.06 Excellent F SI1 $5,112.17
    • Cut: Excellent
    • Color: F
    • Clarity: si1
    • 360 Video
  • 4.05-Carat Round Lab Grown Diamond
    Round 4.05 Excellent H VS1 $5,655.91
    • Cut: Excellent
    • Color: H
    • Clarity: vs1
    • 360 Video
  • 4.04-Carat Round Lab Grown Diamond
    Round 4.04 Excellent F VS1 $6,813.49
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 4.22-Carat Round Lab Grown Diamond
    Round 4.22 Excellent F SI1 $5,313.64
    • Cut: Excellent
    • Color: F
    • Clarity: si1
    • 360 Video
  • 4.18-Carat Round Lab Grown Diamond
    Round 4.18 Ideal G VS1 $6,137.30
  • 4.21-Carat Round Lab Grown Diamond
    Round 4.21 Ideal F VS2 $6,097.81
  • 4.25-Carat Round Lab Grown Diamond
    Round 4.25 Excellent G VS2 $5,481.15
    • Cut: Excellent
    • Color: G
    • Clarity: vs2
    • 360 Video
  • 4.2-Carat Round Lab Grown Diamond
    Round 4.2 Ideal F VS1 $7,083.33
  • 4.17-Carat Round Lab Grown Diamond
    Round 4.17 Ideal F VS2 $6,039.88
  • 4.15-Carat Round Lab Grown Diamond
    Round 4.15 Ideal F VS1 $6,999.01
  • 4.14-Carat Round Lab Grown Diamond
    Round 4.14 Ideal G VS2 $5,339.28
  • 4.1-Carat Round Lab Grown Diamond
    Round 4.1 Excellent G VS1 $6,019.84
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 4.09-Carat Round Lab Grown Diamond
    Round 4.09 Ideal F VS1 $6,897.81
  • 4.01-Carat Round Lab Grown Diamond
    Round 4.01 Ideal E VS1 $7,797.22
  • 3.29-Carat Round Lab Grown Diamond
    Round 3.29 Excellent F VS1 $4,895.83
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 5.04-Carat Round Lab Grown Diamond
    Round 5.04 Excellent I VS2 $6,523.07
    • Cut: Excellent
    • Color: I
    • Clarity: vs2
    • 360 Video
  • 4.08-Carat Round Lab Grown Diamond
    Round 4.08 Excellent H VS1 $5,697.80
    • Cut: Excellent
    • Color: H
    • Clarity: vs1
    • 360 Video
  • 4-Carat Round Lab Grown Diamond
    Round 4 Excellent G VS1 $5,873.01
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 4.65-Carat Round Lab Grown Diamond
    Round 4.65 Ideal F VS1 $7,842.25
  • 4.13-Carat Round Lab Grown Diamond
    Round 4.13 Excellent F VS2 $5,981.93
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 4.12-Carat Round Lab Grown Diamond
    Round 4.12 Excellent F VS1 $6,948.41
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 4.11-Carat Round Lab Grown Diamond
    Round 4.11 Ideal F SI1 $5,175.13
  • 3.91-Carat Round Lab Grown Diamond
    Round 3.91 Excellent E SI1 $4,678.63
    • Cut: Excellent
    • Color: E
    • Clarity: si1
    • 360 Video
  • 3.28-Carat Round Lab Grown Diamond
    Round 3.28 Excellent G VS1 $4,205.12
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 3.27-Carat Round Lab Grown Diamond
    Round 3.27 Excellent G VS1 $3,912.82
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 3.78-Carat Round Lab Grown Diamond
    Round 3.78 Ideal H VVS2 $4,119.23
    • Cut: Ideal
    • Color: H
    • Clarity: vvs2
    • 360 Video
  • 3.61-Carat Round Lab Grown Diamond
    Round 3.61 Excellent F SI1 $3,471.15
    • Cut: Excellent
    • Color: F
    • Clarity: si1
    • 360 Video
  • 3.57-Carat Round Lab Grown Diamond
    Round 3.57 Excellent G VVS2 $4,119.23
    • Cut: Excellent
    • Color: G
    • Clarity: vvs2
    • 360 Video
  • 3.81-Carat Round Lab Grown Diamond
    Round 3.81 Ideal E VS1 $5,093.96
  • 3.84-Carat Round Lab Grown Diamond
    Round 3.84 Ideal E VS2 $4,360.44
  • 3.56-Carat Round Lab Grown Diamond
    Round 3.56 Ideal G VVS2 $4,107.69
    • Cut: Ideal
    • Color: G
    • Clarity: vvs2
    • 360 Video
  • 3.73-Carat Round Lab Grown Diamond
    Round 3.73 Excellent F VVS2 $5,055.31
    • Cut: Excellent
    • Color: F
    • Clarity: vvs2
    • 360 Video
  • 3.77-Carat Round Lab Grown Diamond
    Round 3.77 Ideal H VS2 $3,383.34
  • 3.26-Carat Round Lab Grown Diamond
    Round 3.26 Excellent F VS2 $3,403.29
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 3.74-Carat Round Lab Grown Diamond
    Round 3.74 Excellent F VVS2 $6,336.08
    • Cut: Excellent
    • Color: F
    • Clarity: vvs2
    • 360 Video
  • 3.21-Carat Round Lab Grown Diamond
    Round 3.21 Excellent E VS1 $4,291.76
    • Cut: Excellent
    • Color: E
    • Clarity: vs1
    • 360 Video
  • 3.25-Carat Round Lab Grown Diamond
    Round 3.25 Ideal H VS1 $3,263.89
  • 3.55-Carat Round Lab Grown Diamond
    Round 3.55 Excellent G VS1 $4,551.28
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 3.24-Carat Round Lab Grown Diamond
    Round 3.24 Excellent F VS1 $4,821.43
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.22-Carat Round Lab Grown Diamond
    Round 3.22 Excellent G VS1 $4,128.20
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 3.23-Carat Round Lab Grown Diamond
    Round 3.23 Excellent F VS2 $4,214.97
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 3.5-Carat Round Lab Grown Diamond
    Round 3.5 Excellent F VS1 $5,208.33
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.04-Carat Round Lab Grown Diamond
    Round 3.04 Excellent F VS1 $4,523.81
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.53-Carat Round Lab Grown Diamond
    Round 3.53 Ideal F SI1 $3,394.22
  • 3.03-Carat Round Lab Grown Diamond
    Round 3.03 Excellent F VS1 $4,508.92
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.51-Carat Round Lab Grown Diamond
    Round 3.51 Excellent F SI1 $3,375.00
    • Cut: Excellent
    • Color: F
    • Clarity: si1
    • 360 Video
  • 3.49-Carat Round Lab Grown Diamond
    Round 3.49 Ideal F VS1 $4,154.76
  • 3.19-Carat Round Lab Grown Diamond
    Round 3.19 Excellent F VS1 $4,747.01
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.47-Carat Round Lab Grown Diamond
    Round 3.47 Excellent F VS1 $5,163.69
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.2-Carat Round Lab Grown Diamond
    Round 3.2 Excellent F VS1 $4,444.44
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.18-Carat Round Lab Grown Diamond
    Round 3.18 Excellent G VVS2 $3,669.23
    • Cut: Excellent
    • Color: G
    • Clarity: vvs2
    • 360 Video
  • 3.45-Carat Round Lab Grown Diamond
    Round 3.45 Ideal F VS2 $3,601.65
  • 2.54-Carat Round Lab Grown Diamond
    Round 2.54 Ideal H VS2 $1,744.51
  • 3.17-Carat Round Lab Grown Diamond
    Round 3.17 Ideal G VVS2 $3,657.69
    • Cut: Ideal
    • Color: G
    • Clarity: vvs2
    • 360 Video
  • 2.53-Carat Round Lab Grown Diamond
    Round 2.53 Excellent F VS2 $2,285.96
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 2.51-Carat Round Lab Grown Diamond
    Round 2.51 Excellent G VS2 $2,084.00
    • Cut: Excellent
    • Color: G
    • Clarity: vs2
    • 360 Video
  • 3.02-Carat Round Lab Grown Diamond
    Round 3.02 Excellent G SI1 $2,645.73
    • Cut: Excellent
    • Color: G
    • Clarity: si1
    • 360 Video
  • 3.44-Carat Round Lab Grown Diamond
    Round 3.44 Ideal F VS1 $4,095.23
  • 3.4-Carat Round Lab Grown Diamond
    Round 3.4 Ideal F VS1 $4,047.62
  • 3.42-Carat Round Lab Grown Diamond
    Round 3.42 Ideal F VS2 $3,570.33
  • 3.41-Carat Round Lab Grown Diamond
    Round 3.41 Ideal F SI1 $3,278.84
  • 3.16-Carat Round Lab Grown Diamond
    Round 3.16 Excellent G VS2 $2,835.89
    • Cut: Excellent
    • Color: G
    • Clarity: vs2
    • 360 Video
  • 3.39-Carat Round Lab Grown Diamond
    Round 3.39 Excellent F VS1 $5,044.64
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.14-Carat Round Lab Grown Diamond
    Round 3.14 Excellent F VS1 $4,672.61
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 2.5-Carat Round Lab Grown Diamond
    Round 2.5 Excellent G VS1 $2,319.90
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 3.13-Carat Round Lab Grown Diamond
    Round 3.13 Excellent F VS1 $3,726.19
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.15-Carat Round Lab Grown Diamond
    Round 3.15 Ideal H VS2 $2,826.93
  • 3.38-Carat Round Lab Grown Diamond
    Round 3.38 Excellent G VVS2 $4,875.00
    • Cut: Excellent
    • Color: G
    • Clarity: vvs2
    • 360 Video
  • 2.52-Carat Round Lab Grown Diamond
    Round 2.52 Excellent G VS1 $2,338.46
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 2.48-Carat Round Lab Grown Diamond
    Round 2.48 Ideal G VS1 $1,869.84
  • 2.47-Carat Round Lab Grown Diamond
    Round 2.47 Ideal F VS1 $2,107.34
  • 3.11-Carat Round Lab Grown Diamond
    Round 3.11 Excellent F VS1 $4,627.97
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.01-Carat Round Lab Grown Diamond
    Round 3.01 Ideal E VS2 $3,417.95
  • 2.45-Carat Round Lab Grown Diamond
    Round 2.45 Excellent H SI1 $1,958.65
    • Cut: Excellent
    • Color: H
    • Clarity: si1
    • 360 Video
  • 3.36-Carat Round Lab Grown Diamond
    Round 3.36 Excellent F VS2 $4,384.61
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 2.17-Carat Round Lab Grown Diamond
    Round 2.17 Excellent F VS1 $2,136.22
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.35-Carat Round Lab Grown Diamond
    Round 3.35 Excellent G VS1 $4,008.54
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 2.44-Carat Round Lab Grown Diamond
    Round 2.44 Excellent E VS2 $2,383.39
    • Cut: Excellent
    • Color: E
    • Clarity: vs2
    • 360 Video
  • 3.09-Carat Round Lab Grown Diamond
    Round 3.09 Ideal F VS1 $3,678.57
  • 3.08-Carat Round Lab Grown Diamond
    Round 3.08 Ideal G VS1 $3,158.97
  • 3.1-Carat Round Lab Grown Diamond
    Round 3.1 Excellent F VS1 $4,613.09
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.34-Carat Round Lab Grown Diamond
    Round 3.34 Excellent F VVS2 $5,658.42
    • Cut: Excellent
    • Color: F
    • Clarity: vvs2
    • 360 Video
  • 2.16-Carat Round Lab Grown Diamond
    Round 2.16 Excellent F VS2 $1,951.65
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 2.42-Carat Round Lab Grown Diamond
    Round 2.42 Ideal F SI1 $1,750.74
  • 3.33-Carat Round Lab Grown Diamond
    Round 3.33 Excellent F VS1 $4,955.35
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 3.07-Carat Round Lab Grown Diamond
    Round 3.07 Excellent F VS2 $3,204.95
    • Cut: Excellent
    • Color: F
    • Clarity: vs2
    • 360 Video
  • 3-Carat Round Lab Grown Diamond
    Round 3 Excellent G VS1 $3,589.74
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 2.94-Carat Round Lab Grown Diamond
    Round 2.94 Excellent F VS1 $3,280.13
    • Cut: Excellent
    • Color: F
    • Clarity: vs1
    • 360 Video
  • 1.75-Carat Round Lab Grown Diamond
    Round 1.75 Ideal F SI1 $1,086.53
  • 2.92-Carat Round Lab Grown Diamond
    Round 2.92 Excellent G VS1 $2,879.00
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 2.15-Carat Round Lab Grown Diamond
    Round 2.15 Ideal F SI1 $1,555.40
  • 3.06-Carat Round Lab Grown Diamond
    Round 3.06 Excellent G VS1 $3,923.07
    • Cut: Excellent
    • Color: G
    • Clarity: vs1
    • 360 Video
  • 2.43-Carat Round Lab Grown Diamond
    Round 2.43 Ideal I VS2 $1,390.80
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Sustainable elegance meets impeccable craftsmanship with our collection of round lab-grown diamonds. Our exquisite selection of conflict-free, lab-created round diamond jewelry is designed to offer you the beauty and brilliance of a natural diamond without the negative impact on the environment. Made with pride in the USA, each piece is handcrafted to order, ensuring a truly unique and personalized experience.

Uncompromised Quality & Craftsmanship

At EX3 Diamond, we have been perfecting our jewelry-making techniques since 1919. We are proud to create all of our jewelry designs in-house, ensuring that each piece reflects our commitment to skilled craftsmanship and high-quality materials. Our round lab-grown diamonds are all ideal cut, showcasing the same composition, brilliance, and weight as earth-mined diamonds, but at a more affordable price. As a result, you can enjoy the luxury of a real diamond without sacrificing your budget or values.

Traceability, Sustainability, & Outstanding Service

As an eco-friendly brand, we are dedicated to offering only 100% lab-grown diamonds, providing a conflict-free and environmentally responsible alternative to mined diamond jewelry. We stand apart from our competitors by ensuring traceability for every lab-created round diamond, from where it was grown and cut to its final placement in our exquisite designs. We are proud to offer free shipping within the United States (USPS First Class), as well as international shipping options and free returns. Our commitment to excellent customer service ensures that your experience with EX3 Diamond is as dazzling as the jewelry itself.

Find Your Forever Diamond Today

Discover the captivating beauty and exceptional value of EX3 Diamond's round lab-grown diamonds today. Explore our enchanting collection of engagement rings, wedding bands, earrings, bracelets, and necklaces, or take advantage of our custom ring design services to create the perfect piece that truly reflects your unique love story.