Round Lab-Grown Diamond Engagement Rings

The round brilliant is the most popular cut, designed to maximize sparkle from every angle. Lab-grown diamonds are real diamonds, with the same chemical composition and crystal structure as mined diamonds, grown in a controlled environment.

Browse 177 round lab-grown diamond engagement rings from 8 jewelers, with prices typically between $300 and $2,500.

0.92 CT Round Lab Grown Diamond Solitaire Engagement Ring round cut engagement ring in yellow gold
69

0.92 CT Round Lab Grown Diamond Solitaire Engagement Ring

$934

Rank #138
Round cutLab DiamondKnife edge shank+2
1692868643566-Fur_Grey_Ring_2.jpg round cut engagement ring
130

1692868643566-Fur_Grey_Ring_2.jpg

Rank #249
Round cutGoldLab Diamond+1
Distance Pave Engagement Ring, Round Lab Grown Diamond Wedding Ring round cut engagement ring
40

Distance Pave Engagement Ring, Round Lab Grown Diamond Wedding Ring

$367

Rank #255
Lab DiamondRound cut
Oval Diamond Engagement Ring A Classic Choice for Love round cut engagement ring in yellow gold
96

Oval Diamond Engagement Ring A Classic Choice for Love

$1,012

Rank #347
Yellow GoldRound cutOval cut+3
Muse Setting, 1.30 CT Round Lab Grown Diamond Engagement Ring round cut engagement ring in white gold
73

Muse Setting, 1.30 CT Round Lab Grown Diamond Engagement Ring

$1,872

Rank #452
Round cutLab DiamondWhite+3
Round Lab Grown Diamond Engagement Ring For Women round cut engagement ring
50

Round Lab Grown Diamond Engagement Ring For Women

$795

Rank #474
Brilliant cutMarquise cutRound cut+2
Pear Cut Lab Grown Diamond Five Stone Engagement Ring pear cut engagement ring
76

Pear Cut Lab Grown Diamond Five Stone Engagement Ring

$967

Rank #489
Pear cutRound cutLab Diamond+2
Round Diamond Engagement Ring, Six Prong Lab Grown Diamond Ring round cut engagement ring
37

Round Diamond Engagement Ring, Six Prong Lab Grown Diamond Ring

$445

Rank #500
Round cutLab DiamondGold+1
Round Diamond Ring With Accent Stones round cut engagement ring
47

Round Diamond Ring With Accent Stones

$2,110

Rank #555
Lab DiamondRound cut
Brilliant Lab Diamond Rose Gold Solitaire Ring round cut engagement ring in rose gold
55

Brilliant Lab Diamond Rose Gold Solitaire Ring

$804

Rank #670
Brilliant cutRound cutSolitaire+6
Solitaire Round Cut Lab Diamond Engagement Ring round cut engagement ring
41

Solitaire Round Cut Lab Diamond Engagement Ring

$800

Rank #708
Round cutLab DiamondSix prong setting+2
1.34 CT Round Lab Grown Diamond Solitaire Engagement Ring round cut engagement ring
26

1.34 CT Round Lab Grown Diamond Solitaire Engagement Ring

$1,777

Rank #759
Brilliant cutLab DiamondRound cut
Hidden Halo Ring, Round Brilliant Cut Lab Grown Diamond Ring round cut engagement ring
38

Hidden Halo Ring, Round Brilliant Cut Lab Grown Diamond Ring

$451

Rank #769
Brilliant cutRound cutClaw prong+2
0.24 CT Round Rose Cut Lab Created Diamond Engagement Ring round cut engagement ring
28

0.24 CT Round Rose Cut Lab Created Diamond Engagement Ring

$303

Rank #831
Round cutRose cutSplit shank+1
Lab Diamond Ring, 1.01 CT Round Brilliant Cut E/VVS Diamond Solitaire Engagement Ring, Knife Edge Ring round cut engagement ring
26

Lab Diamond Ring, 1.01 CT Round Brilliant Cut E/VVS Diamond Solitaire Engagement Ring, Knife Edge Ring

$1,723

Rank #833
Brilliant cutRound cutLab Diamond+1
Round Diamond Ring, 1.01 CT Lab Created Diamond Engagement Ring, Pave Set Lab Diamond Ring round cut engagement ring
20

Round Diamond Ring, 1.01 CT Lab Created Diamond Engagement Ring, Pave Set Lab Diamond Ring

$1,314

Rank #846
Brilliant cutLab DiamondRound cut
0.80 CT Round Lab Grown Diamond Engagement Ring, Floating Bubble Distance Pave Band round cut engagement ring
38

0.80 CT Round Lab Grown Diamond Engagement Ring, Floating Bubble Distance Pave Band

$919

Rank #895
Round cutLab Diamond
Round Diamond with Pear Side Stones Ring - Unique Charm round cut engagement ring in yellow gold
27

Round Diamond with Pear Side Stones Ring - Unique Charm

$1,139

Rank #955
Yellow GoldRound cutPear cut+2
IGI Certified Round Lab Grown Diamond Pave Engagement Ring for Women round cut engagement ring
33

IGI Certified Round Lab Grown Diamond Pave Engagement Ring for Women

$981

Rank #957
Lab DiamondRound cut
Hidden Halo Engagement Ring, Elongated Cushion Cut Lab Grown Diamond Ring cushion cut engagement ring
39

Hidden Halo Engagement Ring, Elongated Cushion Cut Lab Grown Diamond Ring

$1,163

Rank #959
Cushion cutRound cutLab Diamond+4
Lab Grown Diamond Solitaire Engagement Ring Perfect Innovation round cut engagement ring in yellow gold
36

Lab Grown Diamond Solitaire Engagement Ring Perfect Innovation

$388

Rank #990
Round cutLab DiamondGold+4
Round Lab Created Diamond Solitaire Engagement Ring for Women round cut engagement ring
24

Round Lab Created Diamond Solitaire Engagement Ring for Women

$422

Rank #996
Round cutLab DiamondSix prong setting
Round Rose Cut Lab Grown Diamond Solitaire Engagement Ring round cut engagement ring
38

Round Rose Cut Lab Grown Diamond Solitaire Engagement Ring

$1,191

Rank #1000
Rose cutRound cutLab Diamond+3
Chic Simple Engagement Rings - Modern Elegance round cut engagement ring in white gold
29

Chic Simple Engagement Rings - Modern Elegance

$761

Rank #1006
WhiteRound cutGold+3
Round Diamond Wedding Band, 2.50 MM Lab Grown Diamonds round cut engagement ring in rose gold
31

Round Diamond Wedding Band, 2.50 MM Lab Grown Diamonds

$785

Rank #1070
Round cutLab DiamondHalf eternity+1
Round Lab Created Diamond Three Stone Engagement Ring for Women round cut engagement ring
32

Round Lab Created Diamond Three Stone Engagement Ring for Women

$710

Rank #1072
Brilliant cutLab DiamondRound cut
Round Diamond Engagement Ring, 1.16 TCW EF/VVS Round Lab Grown Diamond Ring, Anniversary Gift Ring for Her round cut engagement ring
28

Round Diamond Engagement Ring, 1.16 TCW EF/VVS Round Lab Grown Diamond Ring, Anniversary Gift Ring for Her

$1,314

Rank #1079
Round cutLab DiamondBrilliant cut
1.01 CT Princess Cut Lab Grown Diamond Twisted Pave Engagement Ring round cut engagement ring in white gold
25

1.01 CT Princess Cut Lab Grown Diamond Twisted Pave Engagement Ring

$1,477

Rank #1116
Princess cutRound cutLab Diamond+5
Round Solitaire Engagement Ring for the Love of Your Life round cut engagement ring
30

Round Solitaire Engagement Ring for the Love of Your Life

$935

Rank #1143
Brilliant cutRound cutLab Diamond
Floating Bubble Round Lab Grown Diamond Half Eternity Wedding Band round cut engagement ring
45

Floating Bubble Round Lab Grown Diamond Half Eternity Wedding Band

$377

Rank #1157
Round cutLab Diamond
0.55 CT Oval Cut Lab Grown Diamond Muse Engagement Ring round cut engagement ring
30

0.55 CT Oval Cut Lab Grown Diamond Muse Engagement Ring

$486

Rank #1190
Round cutOval cutHeart cut+1
Vintage Style Round Lab Created Diamond Engagement Ring For Women round cut engagement ring
18

Vintage Style Round Lab Created Diamond Engagement Ring For Women

$453

Rank #1198
Brilliant cutRound cutMilgrain+2
Round Lab Diamond Yellow Gold Ring round cut engagement ring in yellow gold
0

Round Lab Diamond Yellow Gold Ring

$2,152

Rank #1201
roundDiamondengagementRingRound cut+2
0.50 to 3.0 CT Round Brilliant Cut Lab Grown Diamond Ring round cut engagement ring
20

0.50 to 3.0 CT Round Brilliant Cut Lab Grown Diamond Ring

$438

Rank #1381
Brilliant cutRound cutLab Diamond+4
0.81 CT Round Diamond Ring, EF/VS Lab Grown Diamond Engagement Ring, Muse Setting round cut engagement ring
22

0.81 CT Round Diamond Ring, EF/VS Lab Grown Diamond Engagement Ring, Muse Setting

$904

Rank #1382
Brilliant cutLab DiamondRound cut
Round Lab Grown Diamond Solitaire Engagement Ring, Double Claw Prongs round cut engagement ring
31

Round Lab Grown Diamond Solitaire Engagement Ring, Double Claw Prongs

$240

Rank #1385
Round cutLab DiamondKnife edge shank
0.50 CT Oval Cut Lab Grown Diamond Muse Engagement Ring oval cut engagement ring in white gold
33

0.50 CT Oval Cut Lab Grown Diamond Muse Engagement Ring

$551

Rank #1402
Oval cutRound cutLab Diamond+2
Solitaire Round Shaped Diamond Engagement Ring diamond round cut engagement ring
35

Solitaire Round Shaped Diamond Engagement Ring

$531

Rank #1425
Round cutDiamondLab Diamond+4
1.80 CT Emerald Cut Diamond Ring, IGI Certified F/VS1 Lab Grown Diamond Engagement Ring emerald emerald cut engagement ring in yellow gold
28

1.80 CT Emerald Cut Diamond Ring, IGI Certified F/VS1 Lab Grown Diamond Engagement Ring

$2,636

Rank #1430
Emerald cutRound cutLab Diamond+2
Solitaire Engagement Ring, Round Cut Lab Created Diamond Ring round cut engagement ring
30

Solitaire Engagement Ring, Round Cut Lab Created Diamond Ring

$398

Rank #1441
Brilliant cutRound cutLab Diamond
0.60 - 2.0 CT F/VS Pear Cut Lab Grown Diamond Zig Zag Pave Engagement Ring pear cut engagement ring
19

0.60 - 2.0 CT F/VS Pear Cut Lab Grown Diamond Zig Zag Pave Engagement Ring

$598

Rank #1473
Pear cutLab DiamondRound cut
Brilliant Lab Diamond Rose Gold Solitaire Ring engagement ring in rose gold
25

Brilliant Lab Diamond Rose Gold Solitaire Ring

Rank #1478
Rose GoldBrilliant cutLab Diamond+2
Oval Diamond Ring, Lab Grown Diamond Engagement Ring, Hidden Halo Ring oval cut engagement ring
25

Oval Diamond Ring, Lab Grown Diamond Engagement Ring, Hidden Halo Ring

$362

Rank #1478
Oval cutRound cutLab Diamond+4
3.0 CT Emerald Cut Lab Grown Diamond Engagement Ring, I/VS IGI Certified Diamond Ring emerald round cut engagement ring
35

3.0 CT Emerald Cut Lab Grown Diamond Engagement Ring, I/VS IGI Certified Diamond Ring

$8,494

Rank #1502
Round cutEmerald cutVintage+1
Round Shape Lab Diamond Solitaire Ring round cut engagement ring
30

Round Shape Lab Diamond Solitaire Ring

$528

Rank #1518
Round cutLab DiamondSix prong setting+4
Round Brilliant Cut Lab Grown Diamond Cluster Engagement Ring for Her round cut engagement ring
29

Round Brilliant Cut Lab Grown Diamond Cluster Engagement Ring for Her

$451

Rank #1519
Brilliant cutRound cutLab Diamond+2
Brilliant Lab Diamond Ring round cut engagement ring
35

Brilliant Lab Diamond Ring

Rank #1544
Brilliant cutRound cutWhite+2
Round Lab Grown Diamond Engagement Ring, Chevron Diamond Ring round cut engagement ring
33

Round Lab Grown Diamond Engagement Ring, Chevron Diamond Ring

$650

Rank #1606
Round cutLab DiamondNSWE setting

Frequently asked questions

How much do round lab-grown diamond engagement rings cost?
Prices on Rinderr typically range from $300 to $2,500, depending on the size and quality of the stone, the metal and the jeweler.
Why is the round cut the most popular?
Its symmetrical facets return light very efficiently, which gives maximum brilliance, and its timeless shape suits nearly every setting and style.
Is a lab-grown diamond a real diamond?
Yes. It has the same physical, chemical and optical properties as a mined diamond. The difference is origin, and lab-grown stones are usually priced well below mined diamonds of the same size and quality.