1.8 Carat Marquise Lab Grown Diamonds

Search over 431 1.8 Carat Marquise lab grown diamonds from 7 online retailers.Prices typically range from $479 to $4,924 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

1.8 Carat Marquise Lab Grown Diamonds Available

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Showing up to 50 of 431 offers.

1.8ct | Marquise | E | SI1 | Ideal

1.8ct | Marquise | E | SI1 | Ideal

From $479

Compare at $2,500

1.76ct | Marquise | E | SI1 | Ideal

1.76ct | Marquise | E | SI1 | Ideal

From $509

Compare at $2,470

1.82ct | Marquise | E | SI1 | Ideal

1.82ct | Marquise | E | SI1 | Ideal

From $519

Compare at $2,530

1.83ct | Marquise | F | VVS2 | Ideal

1.83ct | Marquise | F | VVS2 | Ideal

From $535

Compare at $3,030

1.82ct | Marquise | E | SI1 | Excellent

1.82ct | Marquise | E | SI1 | Excellent

From $537

Compare at $2,530

1.79ct | Marquise | E | VS2 | Ideal

1.79ct | Marquise | E | VS2 | Ideal

From $539

Compare at $1,980

1.84ct | Marquise | E | VS2 | Excellent

1.84ct | Marquise | E | VS2 | Excellent

From $540

Compare at $1,408

1.8ct | Marquise | E | SI1 | Very Good

1.8ct | Marquise | E | SI1 | Very Good

From $544

Compare at $623

1.8ct | Marquise | F | VVS2 | Excellent

1.8ct | Marquise | F | VVS2 | Excellent

From $552

Compare at $1,530

1.8ct | Marquise | F | VVS2 | Excellent

1.8ct | Marquise | F | VVS2 | Excellent

From $552

Compare at $1,451

1.82ct | Marquise | F | VS1 | Ideal

1.82ct | Marquise | F | VS1 | Ideal

From $552

Compare at $1,380

1.82ct | Marquise | F | VS1 | Excellent

1.82ct | Marquise | F | VS1 | Excellent

From $552

Compare at $1,325

1.81ct | Marquise | F | VVS2 | Excellent

1.81ct | Marquise | F | VVS2 | Excellent

From $553

Compare at $1,535

1.84ct | Marquise | G | VVS2 | Ideal

1.84ct | Marquise | G | VVS2 | Ideal

From $555

Compare at $2,110

1.82ct | Marquise | F | VVS2 | Excellent

1.82ct | Marquise | F | VVS2 | Excellent

From $555

Compare at $1,545

1.81ct | Marquise | F | VVS2 | Ideal

1.81ct | Marquise | F | VVS2 | Ideal

From $557

Compare at $1,645

1.83ct | Marquise | F | VVS2 | Excellent

1.83ct | Marquise | F | VVS2 | Excellent

From $557

Compare at $1,555

1.84ct | Marquise | F | VVS2 | Ideal

1.84ct | Marquise | F | VVS2 | Ideal

From $559

Compare at $1,653

1.83ct | Marquise | F | VVS2 | Very Good

1.83ct | Marquise | F | VVS2 | Very Good

From $561

Compare at $1,660

1.8ct | Marquise | F | VS1 | Ideal

1.8ct | Marquise | F | VS1 | Ideal

From $562

Compare at $2,340

1.82ct | Marquise | E | VS1 | Excellent

1.82ct | Marquise | E | VS1 | Excellent

From $570

Compare at $1,700

1.83ct | Marquise | E | VS1 | Excellent

1.83ct | Marquise | E | VS1 | Excellent

From $572

Compare at $3,060

1.8ct | Marquise | E | VS2 | Ideal

1.8ct | Marquise | E | VS2 | Ideal

From $573

Compare at $1,930

1.82ct | Marquise | E | VS1 | Ideal

1.82ct | Marquise | E | VS1 | Ideal

From $574

Compare at $1,536

1.84ct | Marquise | E | VS1 | Excellent

1.84ct | Marquise | E | VS1 | Excellent

From $574

Compare at $3,070

1.83ct | Marquise | E | VS1 | Excellent

1.83ct | Marquise | E | VS1 | Excellent

From $576

Compare at $1,460

1.84ct | Marquise | E | VS1 | Ideal

1.84ct | Marquise | E | VS1 | Ideal

From $578

Compare at $1,525

1.84ct | Marquise | E | VS1 | Excellent

1.84ct | Marquise | E | VS1 | Excellent

From $578

Compare at $1,733

1.84ct | Marquise | E | VS1 | Ideal

1.84ct | Marquise | E | VS1 | Ideal

From $578

Compare at $1,526

1.81ct | Marquise | E | VVS2 | Very Good

1.81ct | Marquise | E | VVS2 | Very Good

From $578

Compare at $686

1.84ct | Marquise | E | VS1 | Ideal

1.84ct | Marquise | E | VS1 | Ideal

From $578

Compare at $3,100

1.81ct | Marquise | F | VVS2 | Excellent

1.81ct | Marquise | F | VVS2 | Excellent

From $591

Compare at $1,535

1.81ct | Marquise | F | VVS2 | Ideal

1.81ct | Marquise | F | VVS2 | Ideal

From $591

Compare at $1,610

1.83ct | Marquise | E | VS1 | Ideal

1.83ct | Marquise | E | VS1 | Ideal

From $591

Compare at $2,290

1.8ct | Marquise | E | VVS2 | Excellent

1.8ct | Marquise | E | VVS2 | Excellent

From $591

Compare at $1,670

1.82ct | Marquise | E | VVS2 | Excellent

1.82ct | Marquise | E | VVS2 | Excellent

From $592

Compare at $1,690

1.81ct | Marquise | E | VVS2 | Ideal

1.81ct | Marquise | E | VVS2 | Ideal

From $594

Compare at $3,480

1.83ct | Marquise | E | VVS2 | Excellent

1.83ct | Marquise | E | VVS2 | Excellent

From $594

Compare at $1,790

1.84ct | Marquise | E | VVS2 | Ideal

1.84ct | Marquise | E | VVS2 | Ideal

From $596

Compare at $1,798

1.84ct | Marquise | E | VVS2 | Excellent

1.84ct | Marquise | E | VVS2 | Excellent

From $596

Compare at $1,710

1.75ct | Marquise | F | VVS2 | Excellent

1.75ct | Marquise | F | VVS2 | Excellent

From $599

Compare at $1,501

1.83ct | Marquise | E | VS1 | Very Good

1.83ct | Marquise | E | VS1 | Very Good

From $601

Compare at $730

1.84ct | Marquise | E | VVS2 | Ideal

1.84ct | Marquise | E | VVS2 | Ideal

From $605

Compare at $2,740

1.78ct | Marquise | E | VS2 | Very Good

1.78ct | Marquise | E | VS2 | Very Good

From $605

Compare at $1,631

1.83ct | Marquise | E | VVS2 | Ideal

1.83ct | Marquise | E | VVS2 | Ideal

From $609

Compare at $847

1.75ct | Marquise | E | VS1 | Ideal

1.75ct | Marquise | E | VS1 | Ideal

From $609

Compare at $1,647

1.84ct | Marquise | G | VVS2 | Excellent

1.84ct | Marquise | G | VVS2 | Excellent

From $610

Compare at $2,600

1.77ct | Marquise | E | VVS2 | Very Good

1.77ct | Marquise | E | VVS2 | Very Good

From $611

Compare at $1,160

1.76ct | Marquise | E | VS1 | Ideal

1.76ct | Marquise | E | VS1 | Ideal

From $611

Compare at $3,120

1.81ct | Marquise | F | VVS2 | Excellent

1.81ct | Marquise | F | VVS2 | Excellent

From $612

Compare at $2,380

View All 431 Offers

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