CaratRadar

Radiant Cut Lab Grown Diamonds

How much does a radiant cut lab grown diamond cost? As of April 2026, the market average is about $1,431.Prices for the last month are flat -0.0%.Prices typically range from $153 to $348,340 depending on carat, color, clarity, and cut quality.

Prices by Carat Weight

CaratAvg PriceMedian Price1M TrendOffers
0.2ct$179$179+0.2%View All 24 Offers
0.3ct$236$235-1.2%View All 152 Offers
0.4ct$264$267-0.7%View All 343 Offers
0.5ct$341$324-1.9%View All 710 Offers
0.6ct$346$332-1.2%View All 495 Offers
0.7ct$387$370-1.3%View All 1,182 Offers
0.8ct$419$407-1.1%View All 709 Offers
0.9ct$364$341-0.9%View All 2,365 Offers
1ct$481$422-0.5%View All 8,773 Offers
1.1ct$471$412-0.8%View All 2,005 Offers
1.2ct$565$468-0.8%View All 1,447 Offers
1.3ct$585$480-0.5%View All 1,433 Offers
1.4ct$519$433-0.4%View All 2,146 Offers
1.5ct$697$592-0.7%View All 10,126 Offers
1.6ct$743$543-1.6%View All 1,747 Offers
1.7ct$1,006$692-0.6%View All 1,579 Offers
1.8ct$1,111$739-0.2%View All 1,156 Offers
1.9ct$970$747-0.4%View All 983 Offers
2ct$1,353$884-0.2%View All 8,440 Offers
2.1ct$1,430$938-0.2%View All 1,633 Offers
2.2ct$2,245$1,190-0.5%View All 565 Offers
2.3ct$1,824$1,017-1.2%View All 380 Offers
2.4ct$1,446$853-1.7%View All 352 Offers
2.5ct$1,663$1,076-0.0%View All 2,965 Offers
2.6ct$1,928$1,209-1.5%View All 412 Offers
2.7ct$2,122$1,333-0.3%View All 637 Offers
2.8ct$1,223$839+0.8%View All 1,204 Offers
2.9ct$1,005$887+0.9%View All 3,335 Offers
3ct$1,403$1,029+0.4%View All 14,335 Offers
3.1ct$1,863$1,110+0.3%View All 1,771 Offers
3.2ct$3,389$2,200-2.6%View All 500 Offers
3.3ct$3,270$2,239-2.5%View All 398 Offers
3.4ct$2,342$1,164-5.9%View All 431 Offers
3.5ct$2,338$1,545-0.3%View All 1,728 Offers

Featured Radiant Lab Grown Diamonds

See All Matching Offers

Showing up to 50 of 101,561 listings.

IGI | 0.26ct | Radiant | D | VVS1 | Excellent
Save 16.6%

IGI | 0.26ct | Radiant | D | VVS1 | Excellent

From $153

Compare at $184

2 stores
IGI | 0.27ct | Radiant | D | VVS2 | Excellent
Save 24.4%

IGI | 0.27ct | Radiant | D | VVS2 | Excellent

From $164

Compare at $217

2 stores
IGI | 0.27ct | Radiant | E | VS1 | Very Good
Save 36.3%

IGI | 0.27ct | Radiant | E | VS1 | Very Good

From $166

Compare at $260

2 stores
IGI | 0.26ct | Radiant | E | VVS2 | Very Good
Save 36.1%

IGI | 0.26ct | Radiant | E | VVS2 | Very Good

From $166

Compare at $260

2 stores
IGI | 0.3ct | Radiant | D | VVS2 | Ideal
Save 45.6%

IGI | 0.3ct | Radiant | D | VVS2 | Ideal

From $169

Compare at $310

2 stores
IGI | 0.3ct | Radiant | D | VVS2 | Ideal
Save 45.6%

IGI | 0.3ct | Radiant | D | VVS2 | Ideal

From $169

Compare at $310

2 stores
IGI | 0.28ct | Radiant | D | VVS2 | Excellent
Save 24.4%

IGI | 0.28ct | Radiant | D | VVS2 | Excellent

From $170

Compare at $225

2 stores
IGI | 0.28ct | Radiant | D | VVS2 | Excellent
Save 24.4%

IGI | 0.28ct | Radiant | D | VVS2 | Excellent

From $170

Compare at $225

2 stores
IGI | 0.29ct | Radiant | D | VS2 | Very Good
Save 36.9%

IGI | 0.29ct | Radiant | D | VS2 | Very Good

From $170

Compare at $270

2 stores
IGI | 0.33ct | Radiant | E | VVS2 | Ideal
Save 46.3%

IGI | 0.33ct | Radiant | E | VVS2 | Ideal

From $172

Compare at $320

2 stores
IGI | 0.27ct | Radiant | E | VVS2 | Very Good
Save 36.1%

IGI | 0.27ct | Radiant | E | VVS2 | Very Good

From $172

Compare at $270

2 stores
IGI | 0.29ct | Radiant | E | VS1 | Good
Save 36.5%

IGI | 0.29ct | Radiant | E | VS1 | Good

From $178

Compare at $280

2 stores
IGI | 0.29ct | Radiant | E | VS1 | Ideal
Save 36.5%

IGI | 0.29ct | Radiant | E | VS1 | Ideal

From $178

Compare at $280

2 stores
Save 36.2%

IGI | 0.28ct | Radiant | D | VS1 | Very Good

From $179

Compare at $280

2 stores
IGI | 0.28ct | Radiant | D | VS1 | Very Good
Save 36.2%

IGI | 0.28ct | Radiant | D | VS1 | Very Good

From $179

Compare at $280

2 stores
IGI | 0.25ct | Radiant | E | VVS1 | Very Good
Save 31.3%

IGI | 0.25ct | Radiant | E | VVS1 | Very Good

From $179

Compare at $260

2 stores
IGI | 0.28ct | Radiant | D | VS1 | Good
Save 36.2%

IGI | 0.28ct | Radiant | D | VS1 | Good

From $179

Compare at $280

2 stores
IGI | 0.28ct | Radiant | E | VS1 | Excellent
Save 16.8%

IGI | 0.28ct | Radiant | E | VS1 | Excellent

From $180

Compare at $216

2 stores
IGI | 0.32ct | Radiant | D | VS1 | Ideal
Save 41.9%

IGI | 0.32ct | Radiant | D | VS1 | Ideal

From $180

Compare at $310

2 stores
IGI | 0.29ct | Radiant | E | VVS2 | Good
Save 33.9%

IGI | 0.29ct | Radiant | E | VVS2 | Good

From $185

Compare at $280

2 stores
IGI | 0.29ct | Radiant | E | VVS2 | Very Good
Save 33.9%

IGI | 0.29ct | Radiant | E | VVS2 | Very Good

From $185

Compare at $280

2 stores
IGI | 0.29ct | Radiant | D | VS1 | Very Good
Save 33.9%

IGI | 0.29ct | Radiant | D | VS1 | Very Good

From $185

Compare at $280

2 stores
IGI | 0.29ct | Radiant | D | VS1 | Very Good
Save 33.9%

IGI | 0.29ct | Radiant | D | VS1 | Very Good

From $185

Compare at $280

2 stores
IGI | 0.33ct | Radiant | D | VVS2 | Ideal
Save 43.9%

IGI | 0.33ct | Radiant | D | VVS2 | Ideal

From $185

Compare at $330

2 stores
IGI | 0.28ct | Radiant | D | VVS2 | Ideal
Save 33.7%

IGI | 0.28ct | Radiant | D | VVS2 | Ideal

From $186

Compare at $280

2 stores
IGI | 0.55ct | Radiant | G | VS1 | Very Good

IGI | 0.55ct | Radiant | G | VS1 | Very Good

From $191

Compare at $204

3 stores
Save 42.2%

IGI | 0.34ct | Radiant | D | VVS2 | Ideal

From $191

Compare at $330

2 stores
IGI | 0.29ct | Radiant | D | VVS2 | Very Good
Save 33.7%

IGI | 0.29ct | Radiant | D | VVS2 | Very Good

From $192

Compare at $290

2 stores
IGI | 0.29ct | Radiant | D | VVS2 | Good
Save 33.7%

IGI | 0.29ct | Radiant | D | VVS2 | Good

From $192

Compare at $290

2 stores
IGI | 0.45ct | Radiant | E | VS1 | Very Good

IGI | 0.45ct | Radiant | E | VS1 | Very Good

From $193

Compare at $206

2 stores
IGI | 0.4ct | Radiant | F | VS1 | Excellent
Save 44.3%

IGI | 0.4ct | Radiant | F | VS1 | Excellent

From $195

Compare at $350

3 stores
IGI | 0.32ct | Radiant | E | VS2 | Very Good
Save 34.7%

IGI | 0.32ct | Radiant | E | VS2 | Very Good

From $196

Compare at $300

2 stores
IGI | 0.33ct | Radiant | D | VS2 | Ideal
Save 34.4%

IGI | 0.33ct | Radiant | D | VS2 | Ideal

From $197

Compare at $300

2 stores
IGI | 0.3ct | Radiant | D | VS1 | Very Good
Save 32%

IGI | 0.3ct | Radiant | D | VS1 | Very Good

From $197

Compare at $290

2 stores
IGI | 0.31ct | Radiant | E | VS1 | Good
Save 34.2%

IGI | 0.31ct | Radiant | E | VS1 | Good

From $198

Compare at $300

2 stores
IGI | 0.31ct | Radiant | E | VS1 | Ideal
Save 34.2%

IGI | 0.31ct | Radiant | E | VS1 | Ideal

From $198

Compare at $300

2 stores
IGI | 0.31ct | Radiant | E | VVS1 | Ideal
Save 38.3%

IGI | 0.31ct | Radiant | E | VVS1 | Ideal

From $198

Compare at $320

2 stores
IGI | 0.31ct | Radiant | G | VS2 | Ideal
Save 36.2%

IGI | 0.31ct | Radiant | G | VS2 | Ideal

From $198

Compare at $310

2 stores
IGI | 0.31ct | Radiant | G | VS2 | Very Good
Save 36.2%

IGI | 0.31ct | Radiant | G | VS2 | Very Good

From $198

Compare at $310

2 stores
IGI | 0.41ct | Radiant | E | VVS2 | Excellent
Save 24.8%

IGI | 0.41ct | Radiant | E | VVS2 | Excellent

From $199

Compare at $264

3 stores
IGI | 0.3ct | Radiant | E | VVS2 | Ideal
Save 31.4%

IGI | 0.3ct | Radiant | E | VVS2 | Ideal

From $199

Compare at $290

2 stores
Save 31.1%

IGI | 0.28ct | Radiant | E | VVS1 | Very Good

From $200

Compare at $290

2 stores
IGI | 0.44ct | Radiant | E | VS1 | Excellent
Save 24.8%

IGI | 0.44ct | Radiant | E | VS1 | Excellent

From $200

Compare at $266

2 stores
IGI | 0.44ct | Radiant | E | VS1 | Ideal
Save 24.8%

IGI | 0.44ct | Radiant | E | VS1 | Ideal

From $200

Compare at $266

2 stores
IGI | 0.44ct | Radiant | E | VS1 | Excellent
Save 24.8%

IGI | 0.44ct | Radiant | E | VS1 | Excellent

From $200

Compare at $266

2 stores
IGI | 0.4ct | Radiant | E | VS1 | Excellent
Save 42.9%

IGI | 0.4ct | Radiant | E | VS1 | Excellent

From $200

Compare at $350

3 stores
IGI | 0.41ct | Radiant | F | VS1 | Very Good
Save 44.4%

IGI | 0.41ct | Radiant | F | VS1 | Very Good

From $200

Compare at $360

3 stores
IGI | 0.4ct | Radiant | D | VS2 | Excellent
Save 42.9%

IGI | 0.4ct | Radiant | D | VS2 | Excellent

From $200

Compare at $350

3 stores
IGI | 0.4ct | Radiant | F | VVS2 | Ideal
Save 42.9%

IGI | 0.4ct | Radiant | F | VVS2 | Ideal

From $200

Compare at $350

3 stores
IGI | 0.47ct | Radiant | D | VS1 | Very Good

IGI | 0.47ct | Radiant | D | VS1 | Very Good

From $201

Compare at $215

2 stores
View All 101,561 Offers

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