1.2 Carat Marquise Lab Grown Diamonds

Search over 655 1.2 Carat Marquise lab grown diamonds from 9 online retailers.Prices typically range from $375 to $4,230 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

1.2 Carat Marquise Lab Grown Diamonds Available

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Showing up to 50 of 655 offers.

1.16ct | Marquise | D | SI1 | Very GoodIGI
Save 70%

1.16ct | Marquise | D | SI1 | Very Good

From $375

Compare at $1,250

5 stores
1.17ct | Marquise | F | SI1 | IdealIGI
Save 63.3%

1.17ct | Marquise | F | SI1 | Ideal

From $396

Compare at $1,080

4 stores
1.17ct | Marquise | E | SI1 | IdealIGI
Save 64.2%

1.17ct | Marquise | E | SI1 | Ideal

From $401

Compare at $1,120

4 stores
1.22ct | Marquise | H | VVS1 | IdealIGI
Save 58.4%

1.22ct | Marquise | H | VVS1 | Ideal

From $402

Compare at $968

5 stores
1.21ct | Marquise | G | VS1 | IdealIGI
Save 68.7%

1.21ct | Marquise | G | VS1 | Ideal

From $404

Compare at $1,290

2 stores
1.23ct | Marquise | G | VVS2 | Very GoodIGI
Save 24.2%

1.23ct | Marquise | G | VVS2 | Very Good

From $406

Compare at $536

2 stores
1.23ct | Marquise | G | VVS2 | IdealIGI
Save 60.9%

1.23ct | Marquise | G | VVS2 | Ideal

From $406

Compare at $1,040

3 stores
1.15ct | Marquise | G | VVS2 | IdealIGI
Save 63.2%

1.15ct | Marquise | G | VVS2 | Ideal

From $413

Compare at $1,123

5 stores
IGI
Save 69.1%

1.2ct | Marquise | E | VS2 | Very Good

From $421

Compare at $1,360

2 stores
1.22ct | Marquise | G | VVS2 | Very GoodIGI
Save 57.3%

1.22ct | Marquise | G | VVS2 | Very Good

From $423

Compare at $990

4 stores
1.15ct | Marquise | E | VS2 | Very GoodIGI
Save 15.5%

1.15ct | Marquise | E | VS2 | Very Good

From $427

Compare at $506

2 stores
1.15ct | Marquise | E | VVS2 | IdealIGI
Save 72%

1.15ct | Marquise | E | VVS2 | Ideal

From $429

Compare at $1,530

8 stores
1.18ct | Marquise | E | VVS2 | IdealIGI
Save 61.7%

1.18ct | Marquise | E | VVS2 | Ideal

From $440

Compare at $1,150

7 stores
1.16ct | Marquise | E | VS1 | Very GoodIGI
Save 14.2%

1.16ct | Marquise | E | VS1 | Very Good

From $440

Compare at $513

2 stores
1.15ct | Marquise | E | VVS2 | IdealIGI
Save 61.9%

1.15ct | Marquise | E | VVS2 | Ideal

From $442

Compare at $1,160

8 stores
1.19ct | Marquise | E | VS2 | Very GoodIGI
Save 66.7%

1.19ct | Marquise | E | VS2 | Very Good

From $443

Compare at $1,330

7 stores
1.24ct | Marquise | G | VVS2 | Very GoodIGI

1.24ct | Marquise | G | VVS2 | Very Good

From $446

Compare at $454

2 stores
1.17ct | Marquise | E | VVS2 | IdealIGI
Save 62.8%

1.17ct | Marquise | E | VVS2 | Ideal

From $450

Compare at $1,210

8 stores
1.16ct | Marquise | E | VS2 | Very GoodIGI
Save 62.8%

1.16ct | Marquise | E | VS2 | Very Good

From $450

Compare at $1,207

3 stores
1.18ct | Marquise | E | VVS2 | IdealIGI
Save 70.9%

1.18ct | Marquise | E | VVS2 | Ideal

From $453

Compare at $1,560

8 stores
1.2ct | Marquise | D | VS2 | Very GoodIGI
Save 15.2%

1.2ct | Marquise | D | VS2 | Very Good

From $460

Compare at $543

2 stores
1.16ct | Marquise | E | VS1 | IdealIGI
Save 68.6%

1.16ct | Marquise | E | VS1 | Ideal

From $462

Compare at $1,470

6 stores
1.15ct | Marquise | D | VS1 | ExcellentIGI
Save 67.6%

1.15ct | Marquise | D | VS1 | Excellent

From $464

Compare at $1,430

6 stores
1.16ct | Marquise | E | VVS2 | IdealIGI
Save 62.6%

1.16ct | Marquise | E | VVS2 | Ideal

From $464

Compare at $1,240

4 stores
1.23ct | Marquise | E | VS2 | IdealIGI
Save 68.8%

1.23ct | Marquise | E | VS2 | Ideal

From $465

Compare at $1,490

4 stores
1.2ct | Marquise | F | VS1 | Very GoodIGI
Save 24.6%

1.2ct | Marquise | F | VS1 | Very Good

From $465

Compare at $617

3 stores
1.17ct | Marquise | E | VS1 | IdealIGI
Save 68.5%

1.17ct | Marquise | E | VS1 | Ideal

From $465

Compare at $1,480

6 stores
1.17ct | Marquise | E | VS1 | IdealIGI
Save 68.5%

1.17ct | Marquise | E | VS1 | Ideal

From $465

Compare at $1,480

3 stores
1.16ct | Marquise | F | VS1 | ExcellentIGI
Save 64.9%

1.16ct | Marquise | F | VS1 | Excellent

From $467

Compare at $1,330

4 stores
1.17ct | Marquise | F | VS1 | IdealIGI
Save 57.5%

1.17ct | Marquise | F | VS1 | Ideal

From $468

Compare at $1,100

3 stores
1.24ct | Marquise | E | VS2 | IdealIGI
Save 68.8%

1.24ct | Marquise | E | VS2 | Ideal

From $469

Compare at $1,500

4 stores
1.24ct | Marquise | E | VS2 | IdealIGI
Save 68.8%

1.24ct | Marquise | E | VS2 | Ideal

From $469

Compare at $1,500

4 stores
1.17ct | Marquise | E | VS1 | ExcellentIGI
Save 57.4%

1.17ct | Marquise | E | VS1 | Excellent

From $470

Compare at $1,103

6 stores
IGI
Save 54.8%

1.24ct | Marquise | F | VS1 | Ideal

From $470

Compare at $1,040

2 stores
1.17ct | Marquise | F | VS1 | ExcellentIGI
Save 65.1%

1.17ct | Marquise | F | VS1 | Excellent

From $471

Compare at $1,350

3 stores
1.2ct | Marquise | G | VVS2 | Very GoodIGI
Save 57.9%

1.2ct | Marquise | G | VVS2 | Very Good

From $471

Compare at $1,117

2 stores
1.19ct | Marquise | E | VS1 | IdealIGI
Save 68.7%

1.19ct | Marquise | E | VS1 | Ideal

From $473

Compare at $1,510

4 stores
1.21ct | Marquise | F | VVS2 | Very GoodIGI
Save 52.2%

1.21ct | Marquise | F | VVS2 | Very Good

From $474

Compare at $992

2 stores
1.15ct | Marquise | F | VS1 | IdealIGI
Save 79.1%

1.15ct | Marquise | F | VS1 | Ideal

From $474

Compare at $2,269

5 stores
1.18ct | Marquise | E | VS1 | ExcellentIGI
Save 60.9%

1.18ct | Marquise | E | VS1 | Excellent

From $475

Compare at $1,215

7 stores
1.19ct | Marquise | E | VVS1 | GoodIGI
Save 69%

1.19ct | Marquise | E | VVS1 | Good

From $475

Compare at $1,530

6 stores
1.2ct | Marquise | G | VS1 | Very GoodIGI
Save 62.8%

1.2ct | Marquise | G | VS1 | Very Good

From $476

Compare at $1,280

3 stores
1.22ct | Marquise | F | VS1 | Very GoodIGI
Save 61%

1.22ct | Marquise | F | VS1 | Very Good

From $476

Compare at $1,220

4 stores
1.24ct | Marquise | E | VS1 | ExcellentIGI
Save 61.2%

1.24ct | Marquise | E | VS1 | Excellent

From $478

Compare at $1,230

7 stores
1.17ct | Marquise | E | VVS1 | IdealIGI
Save 67.5%

1.17ct | Marquise | E | VVS1 | Ideal

From $478

Compare at $1,470

8 stores
1.23ct | Marquise | D | VS1 | IdealIGI
Save 56.5%

1.23ct | Marquise | D | VS1 | Ideal

From $478

Compare at $1,100

3 stores
1.23ct | Marquise | E | VS1 | IdealIGI
Save 64.9%

1.23ct | Marquise | E | VS1 | Ideal

From $478

Compare at $1,363

6 stores
1.23ct | Marquise | E | VS1 | IdealIGI
Save 61.1%

1.23ct | Marquise | E | VS1 | Ideal

From $478

Compare at $1,229

6 stores
1.23ct | Marquise | E | VS1 | IdealIGI
Save 64.9%

1.23ct | Marquise | E | VS1 | Ideal

From $478

Compare at $1,363

5 stores
1.16ct | Marquise | E | VVS2 | IdealIGI
Save 70.8%

1.16ct | Marquise | E | VVS2 | Ideal

From $478

Compare at $1,640

6 stores

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