CaratRadar

Round Cut Lab Grown Diamonds

How much does a round cut lab grown diamond cost? As of March 2026, the market average is about $1,059.Prices for the last month are down -5.1%.Prices typically range from $119 to $403,092 depending on carat, color, clarity, and cut quality.

Prices by Carat Weight

CaratAvg PriceMedian Price1M TrendOffers
0.3ct$194$175-1.3%View All 10,271 Offers
0.4ct$233$214-1.3%View All 9,996 Offers
0.5ct$271$251-3.1%View All 17,702 Offers
0.6ct$307$277-2.5%View All 8,949 Offers
0.7ct$326$303-3.7%View All 10,279 Offers
0.8ct$364$331-6.9%View All 4,172 Offers
0.9ct$414$344-5.2%View All 4,224 Offers
1ct$537$460-3.4%View All 21,061 Offers
1.1ct$540$475-1.8%View All 18,137 Offers
1.2ct$530$477-3.0%View All 10,259 Offers
1.3ct$578$504+0.4%View All 6,346 Offers
1.4ct$614$545-1.8%View All 6,037 Offers
1.5ct$783$667-4.3%View All 19,560 Offers
1.6ct$871$718-3.5%View All 11,967 Offers
1.7ct$1,013$750-3.5%View All 4,920 Offers
1.8ct$1,072$738-4.8%View All 4,324 Offers
1.9ct$835$744-6.0%View All 6,018 Offers
2ct$1,151$964-4.6%View All 25,886 Offers
2.1ct$1,087$872-4.1%View All 23,962 Offers
2.2ct$1,483$890-5.6%View All 3,948 Offers
2.3ct$1,309$869-5.3%View All 4,017 Offers
2.4ct$1,196$858-4.7%View All 4,312 Offers
2.5ct$1,217$920-4.4%View All 12,191 Offers
2.6ct$1,170$925-3.9%View All 9,603 Offers
2.7ct$1,607$1,038-4.5%View All 3,401 Offers
2.8ct$1,399$932-4.6%View All 3,514 Offers
2.9ct$1,191$891-4.2%View All 4,423 Offers
3ct$1,291$974-2.9%View All 17,886 Offers
3.1ct$1,191$986-2.7%View All 19,191 Offers
3.2ct$1,819$1,078-4.9%View All 2,126 Offers
3.3ct$2,100$1,306-4.2%View All 1,671 Offers
3.4ct$2,206$1,369-4.2%View All 1,475 Offers
3.5ct$1,639$1,106-5.5%View All 3,375 Offers

Featured Round Lab Grown Diamonds

See All Matching Offers

Showing up to 50 of 356,943 listings.

0.26ct | Round | D | VS2 | Very GoodIGI
Save 17.3%

0.26ct | Round | D | VS2 | Very Good

From $119

Compare at $144

2 stores
0.32ct | Round | D | SI1 | Very GoodIGI
Save 66%

0.32ct | Round | D | SI1 | Very Good

From $123

Compare at $361

2 stores
0.32ct | Round | G | VS1 | Very GoodIGI
Save 66%

0.32ct | Round | G | VS1 | Very Good

From $123

Compare at $363

2 stores
0.26ct | Round | D | VS1 | Very GoodIGI
Save 17.7%

0.26ct | Round | D | VS1 | Very Good

From $123

Compare at $150

2 stores
0.26ct | Round | D | VS2 | ExcellentIGI
Save 17.7%

0.26ct | Round | D | VS2 | Excellent

From $123

Compare at $150

2 stores
0.27ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.27ct | Round | D | VS1 | Very Good

From $124

Compare at $150

2 stores
0.27ct | Round | D | VS2 | Very GoodIGI
Save 17.6%

0.27ct | Round | D | VS2 | Very Good

From $124

Compare at $150

2 stores
0.32ct | Round | D | VS1 | ExcellentIGI
Save 69.7%

0.32ct | Round | D | VS1 | Excellent

From $125

Compare at $413

2 stores
0.27ct | Round | D | VVS2 | Very GoodIGI
Save 17.3%

0.27ct | Round | D | VVS2 | Very Good

From $127

Compare at $153

2 stores
0.27ct | Round | D | VVS2 | Very GoodIGI
Save 17.3%

0.27ct | Round | D | VVS2 | Very Good

From $127

Compare at $153

2 stores
0.27ct | Round | D | VVS2 | Very GoodIGI
Save 17.3%

0.27ct | Round | D | VVS2 | Very Good

From $127

Compare at $153

2 stores
0.27ct | Round | D | VS2 | ExcellentIGI
Save 17.4%

0.27ct | Round | D | VS2 | Excellent

From $128

Compare at $155

2 stores
0.27ct | Round | D | VS1 | Very GoodIGI
Save 17.4%

0.27ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.27ct | Round | D | VS1 | Very GoodIGI
Save 17.4%

0.27ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.27ct | Round | D | VS1 | Very GoodIGI
Save 17.4%

0.27ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS2 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS2 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS1 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS1 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS2 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS2 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS2 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS2 | Very Good

From $128

Compare at $155

2 stores
0.28ct | Round | D | VS1 | Very GoodIGI
Save 17.3%

0.28ct | Round | D | VS1 | Very Good

From $128

Compare at $155

2 stores
0.31ct | Round | D | VS2 | Very GoodIGI
Save 65.3%

0.31ct | Round | D | VS2 | Very Good

From $128

Compare at $370

2 stores
0.31ct | Round | D | VS2 | Very GoodIGI
Save 65.3%

0.31ct | Round | D | VS2 | Very Good

From $128

Compare at $370

2 stores
0.29ct | Round | D | VS2 | GoodIGI
Save 65.3%

0.29ct | Round | D | VS2 | Good

From $128

Compare at $370

2 stores
0.3ct | Round | D | VS2 | Very GoodIGI
Save 65.3%

0.3ct | Round | D | VS2 | Very Good

From $128

Compare at $370

2 stores
0.33ct | Round | D | VS2 | GoodIGI
Save 65.3%

0.33ct | Round | D | VS2 | Good

From $128

Compare at $370

2 stores
0.33ct | Round | D | VS1 | Very GoodIGI
Save 65.2%

0.33ct | Round | D | VS1 | Very Good

From $129

Compare at $370

2 stores
0.29ct | Round | D | VVS2 | IdealIGI
Save 67.4%

0.29ct | Round | D | VVS2 | Ideal

From $131

Compare at $402

2 stores
0.29ct | Round | D | VVS2 | IdealIGI
Save 67.4%

0.29ct | Round | D | VVS2 | Ideal

From $131

Compare at $402

2 stores
0.28ct | Round | D | VVS2 | Very GoodIGI
Save 17.5%

0.28ct | Round | D | VVS2 | Very Good

From $131

Compare at $159

2 stores
0.28ct | Round | D | VVS2 | GoodIGI
Save 17.5%

0.28ct | Round | D | VVS2 | Good

From $131

Compare at $159

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS2 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS2 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS2 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS2 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS2 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS2 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS2 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS2 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | ExcellentIGI
Save 17.6%

0.29ct | Round | D | VS1 | Excellent

From $133

Compare at $161

2 stores
0.29ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.29ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.28ct | Round | D | VS2 | ExcellentIGI
Save 17.6%

0.28ct | Round | D | VS2 | Excellent

From $133

Compare at $161

2 stores
0.28ct | Round | D | VS2 | ExcellentIGI
Save 17.6%

0.28ct | Round | D | VS2 | Excellent

From $133

Compare at $161

2 stores
0.28ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.28ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.28ct | Round | D | VS1 | Very GoodIGI
Save 17.6%

0.28ct | Round | D | VS1 | Very Good

From $133

Compare at $161

2 stores
0.28ct | Round | D | VS2 | IdealIGI
Save 17.6%

0.28ct | Round | D | VS2 | Ideal

From $133

Compare at $161

2 stores
View All 356,943 Offers

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