CaratRadar

Round Cut Lab Grown Diamonds

How much does a round cut lab grown diamond cost? As of July 2026, the market average is about $759.Prices for the last month are down -2.1%.Prices typically range from $71 to $224,715 depending on carat, color, clarity, and cut quality.

Prices by Carat Weight

CaratAvg PriceMedian Price1M TrendOffers
0.2ct$205$92-0.2%View All 3,130 Offers
0.3ct$254$114+0.2%View All 9,597 Offers
0.4ct$294$129+0.1%View All 7,932 Offers
0.5ct$359$150-1.0%View All 18,999 Offers
0.6ct$419$185-0.3%View All 6,206 Offers
0.7ct$468$200-0.9%View All 7,212 Offers
0.8ct$529$217-1.2%View All 4,107 Offers
0.9ct$585$224-1.0%View All 5,986 Offers
1ct$727$325-1.5%View All 72,406 Offers
1.1ct$773$302-0.7%View All 10,457 Offers
1.2ct$789$320-0.4%View All 10,828 Offers
1.3ct$868$344-0.7%View All 5,809 Offers
1.4ct$892$288-1.6%View All 12,807 Offers
1.5ct$1,116$524-1.9%View All 55,456 Offers
1.6ct$1,211$866-1.6%View All 5,201 Offers
1.7ct$1,342$550-1.4%View All 3,831 Offers
1.8ct$1,327$575-1.3%View All 5,085 Offers
1.9ct$1,252$388-0.9%View All 8,493 Offers
2ct$1,535$655-1.9%View All 41,315 Offers
2.1ct$1,660$688-1.6%View All 5,566 Offers
2.2ct$1,891$747-2.1%View All 2,716 Offers
2.3ct$1,892$759-2.1%View All 2,647 Offers
2.4ct$1,810$561-2.7%View All 3,335 Offers
2.5ct$1,861$648-2.7%View All 16,472 Offers
2.6ct$2,261$1,229-1.8%View All 1,901 Offers
2.7ct$2,435$1,040-1.8%View All 2,185 Offers
2.8ct$2,188$858-1.0%View All 2,781 Offers
2.9ct$2,063$759-0.8%View All 3,299 Offers
3ct$2,204$866-1.4%View All 16,969 Offers
3.1ct$2,551$1,055-1.4%View All 2,206 Offers
3.2ct$3,149$1,277-2.5%View All 801 Offers
3.3ct$3,368$1,601-2.3%View All 637 Offers
3.4ct$3,351$1,239-2.9%View All 538 Offers
3.5ct$2,665$962-2.2%View All 4,884 Offers

Featured Round Lab Grown Diamonds

See All Matching Offers

Showing up to 50 of 388,414 listings.

IGI | 0.34ct | Round | E | VS2 | Very Good
Save 66.7%

IGI | 0.34ct | Round | E | VS2 | Very Good

From $71

Compare at $213

2 stores
IGI | 0.33ct | Round | E | SI1 | Excellent
Save 67.6%

IGI | 0.33ct | Round | E | SI1 | Excellent

From $71

Compare at $219

2 stores
IGI | 0.25ct | Round | D | VS2 | Very Good
Save 67.1%

IGI | 0.25ct | Round | D | VS2 | Very Good

From $72

Compare at $219

2 stores
IGI | 0.28ct | Round | E | VS2 | Excellent
Save 80%

IGI | 0.28ct | Round | E | VS2 | Excellent

From $75

Compare at $375

2 stores
IGI | 0.28ct | Round | E | VS2 | Excellent
Save 80%

IGI | 0.28ct | Round | E | VS2 | Excellent

From $75

Compare at $375

2 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 80%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $75

Compare at $375

3 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 80%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $75

Compare at $375

2 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 80%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $75

Compare at $375

2 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 80%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $75

Compare at $375

2 stores
IGI | 0.25ct | Round | D | VS1 | Ideal
Save 80%

IGI | 0.25ct | Round | D | VS1 | Ideal

From $75

Compare at $375

3 stores
IGI | 0.25ct | Round | D | VS1 | Ideal
Save 80%

IGI | 0.25ct | Round | D | VS1 | Ideal

From $75

Compare at $375

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.8%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $76

Compare at $376

2 stores
IGI | 0.31ct | Round | D | SI1 | Very Good
Save 79.9%

IGI | 0.31ct | Round | D | SI1 | Very Good

From $76

Compare at $378

2 stores
IGI | 0.25ct | Round | D | VS1 | Ideal
Save 79.8%

IGI | 0.25ct | Round | D | VS1 | Ideal

From $76

Compare at $376

2 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $76

Compare at $227

2 stores
IGI | 0.25ct | Round | D | VS1 | Very Good
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Very Good

From $76

Compare at $227

2 stores
IGI | 0.25ct | Round | D | VS1 | Very Good
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Very Good

From $76

Compare at $227

2 stores
IGI | 0.25ct | Round | D | VS1 | Very Good
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Very Good

From $76

Compare at $227

2 stores
IGI | 0.25ct | Round | D | VS1 | Very Good
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Very Good

From $76

Compare at $227

2 stores
IGI | 0.25ct | Round | D | VS1 | Excellent
Save 66.5%

IGI | 0.25ct | Round | D | VS1 | Excellent

From $76

Compare at $227

2 stores
IGI | 0.27ct | Round | D | VS1 | Ideal
Save 67%

IGI | 0.27ct | Round | D | VS1 | Ideal

From $77

Compare at $233

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

3 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

3 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.27ct | Round | D | VS2 | Excellent
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Excellent

From $77

Compare at $378

2 stores
IGI | 0.31ct | Round | E | VS2 | Ideal
Save 71.5%

IGI | 0.31ct | Round | E | VS2 | Ideal

From $77

Compare at $270

3 stores
IGI | 0.27ct | Round | D | VS2 | Ideal
Save 79.6%

IGI | 0.27ct | Round | D | VS2 | Ideal

From $77

Compare at $378

2 stores
IGI | 0.29ct | Round | E | SI1 | Excellent
Save 79.7%

IGI | 0.29ct | Round | E | SI1 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.28ct | Round | D | VS2 | Excellent
Save 79.7%

IGI | 0.28ct | Round | D | VS2 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.28ct | Round | D | VS2 | Excellent
Save 79.7%

IGI | 0.28ct | Round | D | VS2 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.28ct | Round | D | VS2 | Excellent
Save 79.7%

IGI | 0.28ct | Round | D | VS2 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.29ct | Round | E | VS1 | Excellent
Save 79.7%

IGI | 0.29ct | Round | E | VS1 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.31ct | Round | D | SI1 | Ideal
Save 79.7%

IGI | 0.31ct | Round | D | SI1 | Ideal

From $78

Compare at $385

2 stores
IGI | 0.28ct | Round | D | VS2 | Excellent
Save 79.7%

IGI | 0.28ct | Round | D | VS2 | Excellent

From $78

Compare at $384

2 stores
IGI | 0.29ct | Round | D | VS2 | Ideal
Save 66.9%

IGI | 0.29ct | Round | D | VS2 | Ideal

From $78

Compare at $236

2 stores
IGI | 0.31ct | Round | D | SI1 | Ideal
Save 79.7%

IGI | 0.31ct | Round | D | SI1 | Ideal

From $78

Compare at $385

2 stores
IGI | 0.32ct | Round | D | SI1 | Very Good
Save 79.7%

IGI | 0.32ct | Round | D | SI1 | Very Good

From $78

Compare at $384

2 stores
IGI | 0.3ct | Round | E | SI1 | Ideal
Save 66.7%

IGI | 0.3ct | Round | E | SI1 | Ideal

From $78

Compare at $234

2 stores
IGI | 0.26ct | Round | D | VS1 | Ideal
Save 60.6%

IGI | 0.26ct | Round | D | VS1 | Ideal

From $78

Compare at $198

2 stores
IGI | 0.26ct | Round | D | VS1 | Ideal
Save 60.6%

IGI | 0.26ct | Round | D | VS1 | Ideal

From $78

Compare at $198

2 stores
IGI | 0.26ct | Round | D | VS1 | Ideal
Save 66.1%

IGI | 0.26ct | Round | D | VS1 | Ideal

From $78

Compare at $230

3 stores
IGI | 0.26ct | Round | D | VS1 | Ideal
Save 60.6%

IGI | 0.26ct | Round | D | VS1 | Ideal

From $78

Compare at $198

2 stores
View All 388,414 Offers

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