CaratRadar

Cushion Cut Lab Grown Diamonds

How much does a cushion cut lab grown diamond cost? As of April 2026, the market average is about $1,633.Prices for the last month are down -0.4%.Prices typically range from $177 to $814,514 depending on carat, color, clarity, and cut quality.

Prices by Carat Weight

CaratAvg PriceMedian Price1M TrendOffers
0.3ct$258$260-0.8%View All 23 Offers
0.4ct$296$291-1.9%View All 159 Offers
0.5ct$334$312-0.8%View All 556 Offers
0.6ct$364$343-1.4%View All 600 Offers
0.7ct$398$380-1.8%View All 996 Offers
0.8ct$438$408-1.2%View All 766 Offers
0.9ct$400$357-2.4%View All 1,875 Offers
1ct$493$451-0.5%View All 7,662 Offers
1.1ct$518$450-0.4%View All 1,314 Offers
1.2ct$613$527-1.6%View All 940 Offers
1.3ct$590$514-1.3%View All 1,004 Offers
1.4ct$592$529-1.2%View All 1,371 Offers
1.5ct$745$655-0.5%View All 7,204 Offers
1.6ct$750$632-0.1%View All 1,266 Offers
1.7ct$822$728-0.0%View All 1,277 Offers
1.8ct$851$726-1.3%View All 1,316 Offers
1.9ct$806$712-2.4%View All 1,952 Offers
2ct$1,088$878-0.4%View All 8,390 Offers
2.1ct$1,266$915-0.0%View All 1,091 Offers
2.2ct$1,598$1,036-1.0%View All 434 Offers
2.3ct$1,463$994-2.8%View All 434 Offers
2.4ct$1,223$907-6.0%View All 498 Offers
2.5ct$1,263$1,055-4.0%View All 4,238 Offers
2.6ct$1,903$1,309-0.2%View All 436 Offers
2.7ct$1,682$1,289-0.0%View All 734 Offers
2.8ct$1,608$1,148-0.1%View All 708 Offers
2.9ct$1,723$1,088+0.7%View All 522 Offers
3ct$1,791$1,248-0.9%View All 7,217 Offers
3.1ct$2,152$1,395+0.2%View All 1,158 Offers
3.2ct$2,717$1,793-0.4%View All 577 Offers
3.3ct$2,920$1,892-0.3%View All 421 Offers
3.4ct$3,067$2,267+0.1%View All 215 Offers
3.5ct$2,317$1,685-1.1%View All 1,568 Offers

Featured Cushion Lab Grown Diamonds

See All Matching Offers

Showing up to 50 of 71,639 listings.

IGI | 0.33ct | Cushion | D | VS2 | Very Good
Save 41%

IGI | 0.33ct | Cushion | D | VS2 | Very Good

From $177

Compare at $300

2 stores
IGI | 0.45ct | Cushion | E | SI1 | Very Good
Save 14.3%

IGI | 0.45ct | Cushion | E | SI1 | Very Good

From $200

Compare at $233

2 stores
IGI | 0.31ct | Cushion | D | VS1 | Very Good
Save 31%

IGI | 0.31ct | Cushion | D | VS1 | Very Good

From $207

Compare at $300

2 stores
IGI | 0.44ct | Cushion | D | VS1 | Ideal
Save 24.7%

IGI | 0.44ct | Cushion | D | VS1 | Ideal

From $209

Compare at $278

2 stores
IGI | 0.4ct | Cushion | D | VVS2 | Very Good
Save 14.4%

IGI | 0.4ct | Cushion | D | VVS2 | Very Good

From $209

Compare at $244

2 stores
IGI | 0.32ct | Cushion | D | VS1 | Fair
Save 31.1%

IGI | 0.32ct | Cushion | D | VS1 | Fair

From $214

Compare at $310

2 stores
IGI | 0.48ct | Cushion | E | VS1 | Ideal
Save 24.8%

IGI | 0.48ct | Cushion | E | VS1 | Ideal

From $218

Compare at $290

2 stores
IGI | 0.41ct | Cushion | D | VVS2 | Very Good
Save 37.7%

IGI | 0.41ct | Cushion | D | VVS2 | Very Good

From $218

Compare at $350

3 stores
IGI | 0.42ct | Cushion | D | VVS2 | Very Good
Save 36.3%

IGI | 0.42ct | Cushion | D | VVS2 | Very Good

From $223

Compare at $350

3 stores
IGI | 0.51ct | Cushion | E | SI1 | Very Good
Save 81%

IGI | 0.51ct | Cushion | E | SI1 | Very Good

From $224

Compare at $1,180

5 stores
IGI | 0.36ct | Cushion | E | VS2 | Very Good
Save 32%

IGI | 0.36ct | Cushion | E | VS2 | Very Good

From $224

Compare at $330

2 stores
IGI | 0.33ct | Cushion | D | VS2 | Good
Save 27.4%

IGI | 0.33ct | Cushion | D | VS2 | Good

From $225

Compare at $310

2 stores
IGI | 0.32ct | Cushion | D | VS1 | Good
Save 27.1%

IGI | 0.32ct | Cushion | D | VS1 | Good

From $226

Compare at $310

2 stores
IGI | 0.34ct | Cushion | D | VS1 | Very Good
Save 29.1%

IGI | 0.34ct | Cushion | D | VS1 | Very Good

From $227

Compare at $320

2 stores
IGI | 0.5ct | Cushion | D | VS2 | Ideal
Save 47.5%

IGI | 0.5ct | Cushion | D | VS2 | Ideal

From $231

Compare at $440

4 stores
IGI | 0.5ct | Cushion | D | VS2 | Ideal
Save 47.5%

IGI | 0.5ct | Cushion | D | VS2 | Ideal

From $231

Compare at $440

3 stores
IGI | 0.4ct | Cushion | D | VVS2 | Very Good
Save 37.3%

IGI | 0.4ct | Cushion | D | VVS2 | Very Good

From $232

Compare at $370

3 stores
IGI | 0.33ct | Cushion | D | VS1 | Excellent
Save 27.2%

IGI | 0.33ct | Cushion | D | VS1 | Excellent

From $233

Compare at $320

2 stores
IGI | 0.42ct | Cushion | D | VS1 | Very Good
Save 38.7%

IGI | 0.42ct | Cushion | D | VS1 | Very Good

From $233

Compare at $380

3 stores
IGI | 0.47ct | Cushion | D | VVS2 | Ideal
Save 24.6%

IGI | 0.47ct | Cushion | D | VVS2 | Ideal

From $233

Compare at $309

2 stores
IGI | 0.45ct | Cushion | E | VS2 | Excellent
Save 39.5%

IGI | 0.45ct | Cushion | E | VS2 | Excellent

From $236

Compare at $390

3 stores
IGI | 0.31ct | Cushion | E | VVS2 | Ideal
Save 21.2%

IGI | 0.31ct | Cushion | E | VVS2 | Ideal

From $237

Compare at $300

2 stores
IGI | 0.54ct | Cushion | E | VS2 | Very Good
Save 24.7%

IGI | 0.54ct | Cushion | E | VS2 | Very Good

From $237

Compare at $315

2 stores
IGI | 0.48ct | Cushion | D | VVS2 | Good
Save 24.6%

IGI | 0.48ct | Cushion | D | VVS2 | Good

From $238

Compare at $315

2 stores
IGI | 0.41ct | Cushion | D | VS1 | Ideal
Save 34.9%

IGI | 0.41ct | Cushion | D | VS1 | Ideal

From $241

Compare at $370

3 stores
IGI | 0.52ct | Cushion | D | VS2 | Ideal
Save 47.6%

IGI | 0.52ct | Cushion | D | VS2 | Ideal

From $241

Compare at $460

4 stores
IGI | 0.5ct | Cushion | E | VVS2 | Good
Save 24.8%

IGI | 0.5ct | Cushion | E | VVS2 | Good

From $243

Compare at $323

2 stores
IGI | 0.53ct | Cushion | E | VS1 | Ideal
Save 48.3%

IGI | 0.53ct | Cushion | E | VS1 | Ideal

From $243

Compare at $470

4 stores
IGI | 0.43ct | Cushion | F | VVS1 | Very Good
Save 33.8%

IGI | 0.43ct | Cushion | F | VVS1 | Very Good

From $245

Compare at $370

3 stores
IGI | 0.53ct | Cushion | D | VS2 | Ideal
Save 47.9%

IGI | 0.53ct | Cushion | D | VS2 | Ideal

From $245

Compare at $470

5 stores
IGI | 0.49ct | Cushion | D | VVS2 | Good
Save 14.3%

IGI | 0.49ct | Cushion | D | VVS2 | Good

From $245

Compare at $286

2 stores
IGI | 0.47ct | Cushion | E | VS1 | Good
Save 40%

IGI | 0.47ct | Cushion | E | VS1 | Good

From $246

Compare at $410

3 stores
IGI | 0.53ct | Cushion | G | VS2 | Ideal
Save 41.2%

IGI | 0.53ct | Cushion | G | VS2 | Ideal

From $247

Compare at $420

3 stores
IGI | 0.37ct | Cushion | E | VS1 | Good
Save 27.3%

IGI | 0.37ct | Cushion | E | VS1 | Good

From $247

Compare at $340

2 stores
IGI | 0.49ct | Cushion | E | VS1 | Excellent
Save 41%

IGI | 0.49ct | Cushion | E | VS1 | Excellent

From $248

Compare at $420

4 stores
IGI | 0.58ct | Cushion | G | VVS2 | Excellent
Save 49.2%

IGI | 0.58ct | Cushion | G | VVS2 | Excellent

From $249

Compare at $490

4 stores
IGI | 0.57ct | Cushion | E | VS2 | Ideal
Save 48.1%

IGI | 0.57ct | Cushion | E | VS2 | Ideal

From $249

Compare at $480

4 stores
IGI | 0.52ct | Cushion | F | VS1 | Good
Save 40.7%

IGI | 0.52ct | Cushion | F | VS1 | Good

From $249

Compare at $420

4 stores
IGI | 0.45ct | Cushion | D | VS1 | Very Good
Save 37.5%

IGI | 0.45ct | Cushion | D | VS1 | Very Good

From $250

Compare at $400

3 stores
IGI | 0.54ct | Cushion | D | VS2 | Ideal
Save 46.8%

IGI | 0.54ct | Cushion | D | VS2 | Ideal

From $250

Compare at $470

4 stores
IGI | 0.52ct | Cushion | D | SI1 | Very Good
Save 80.2%

IGI | 0.52ct | Cushion | D | SI1 | Very Good

From $251

Compare at $1,270

4 stores
IGI | 0.57ct | Cushion | D | VS2 | Ideal
Save 28.3%

IGI | 0.57ct | Cushion | D | VS2 | Ideal

From $251

Compare at $350

4 stores
IGI | 0.52ct | Cushion | F | VS2 | Very Good
Save 40.2%

IGI | 0.52ct | Cushion | F | VS2 | Very Good

From $251

Compare at $420

4 stores
IGI | 0.54ct | Cushion | G | VS2 | Good
Save 41.4%

IGI | 0.54ct | Cushion | G | VS2 | Good

From $252

Compare at $430

3 stores
IGI | 0.71ct | Cushion | D | VS2 | Very Good
Save 65%

IGI | 0.71ct | Cushion | D | VS2 | Very Good

From $252

Compare at $720

4 stores
IGI | 0.55ct | Cushion | F | VS1 | Ideal

IGI | 0.55ct | Cushion | F | VS1 | Ideal

From $252

Compare at $273

2 stores
IGI | 0.54ct | Cushion | F | VS2 | Good
Save 41.2%

IGI | 0.54ct | Cushion | F | VS2 | Good

From $253

Compare at $430

3 stores
IGI | 0.54ct | Cushion | D | VS1 | Ideal
Save 47.1%

IGI | 0.54ct | Cushion | D | VS1 | Ideal

From $254

Compare at $480

4 stores
IGI | 0.48ct | Cushion | D | VVS2 | Very Good
Save 37.8%

IGI | 0.48ct | Cushion | D | VVS2 | Very Good

From $255

Compare at $410

3 stores
IGI | 0.53ct | Cushion | D | SI1 | Very Good
Save 80.2%

IGI | 0.53ct | Cushion | D | SI1 | Very Good

From $256

Compare at $1,290

4 stores
View All 71,639 Offers

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