1.8 Carat Marquise Lab Grown Diamonds
Search over 660 1.8 Carat Marquise lab grown diamonds from 9 online retailers.Prices typically range from $343 to $6,263 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
See All Matching OffersShowing up to 50 of 660 offers.
Save 68%IGI | 1.88ct | Marquise | F | VS1 | Ideal
From $343
Compare at $1,071
Save 63.5%IGI | 1.89ct | Marquise | G | VVS2 | Very Good
From $343
Compare at $939
Save 79.6%IGI | 1.84ct | Marquise | F | VS2 | Excellent
From $347
Compare at $1,700
Save 67.6%IGI | 1.88ct | Marquise | F | VS1 | Ideal
From $347
Compare at $1,071
Save 61.6%IGI | 1.81ct | Marquise | E | VS2 | Very Good
From $347
Compare at $903
Save 78.7%IGI | 1.84ct | Marquise | F | VS2 | Excellent
From $347
Compare at $1,630
Save 63.2%IGI | 1.81ct | Marquise | F | VS1 | Excellent
From $347
Compare at $943
Save 79.5%IGI | 1.84ct | Marquise | F | VS2 | Excellent
From $349
Compare at $1,700
Save 63%IGI | 1.81ct | Marquise | F | VS1 | Excellent
From $349
Compare at $944
Save 78.8%IGI | 1.86ct | Marquise | F | VS2 | Excellent
From $350
Compare at $1,650
Save 62.6%IGI | 1.81ct | Marquise | E | VS1 | Very Good
From $350
Compare at $936
Save 68.4%IGI | 1.81ct | Marquise | F | VS1 | Ideal
From $351
Compare at $1,111
Save 61.9%IGI | 1.83ct | Marquise | E | VS2 | Very Good
From $351
Compare at $922
Save 78.6%IGI | 1.85ct | Marquise | F | VS2 | Excellent
From $351
Compare at $1,640
Save 63%IGI | 1.82ct | Marquise | F | VS1 | Excellent
From $353
Compare at $954
Save 61.4%IGI | 1.82ct | Marquise | E | VS2 | Excellent
From $353
Compare at $914
Save 63%IGI | 1.82ct | Marquise | F | VS1 | Very Good
From $353
Compare at $954
Save 79.9%IGI | 1.82ct | Marquise | E | VS2 | Excellent
From $353
Compare at $1,760
Save 63%IGI | 1.82ct | Marquise | F | VS1 | Ideal
From $353
Compare at $954
Save 69.4%IGI | 1.86ct | Marquise | E | VS1 | Ideal
From $353
Compare at $1,155
Save 62.2%IGI | 1.81ct | Marquise | E | VS1 | Very Good
From $354
Compare at $937
Save 62.2%IGI | 1.81ct | Marquise | E | VS1 | Excellent
From $354
Compare at $937
Save 62.2%IGI | 1.81ct | Marquise | E | VS1 | Excellent
From $354
Compare at $937
Save 69.2%IGI | 1.81ct | Marquise | E | VS1 | Excellent
From $354
Compare at $1,150
Save 62.2%IGI | 1.81ct | Marquise | E | VS1 | Excellent
From $354
Compare at $937
Save 69.4%IGI | 1.89ct | Marquise | E | VS1 | Ideal
From $355
Compare at $1,160
Save 62.4%IGI | 1.81ct | Marquise | F | VS1 | Very Good
From $355
Compare at $945
Save 62.2%IGI | 1.85ct | Marquise | E | VS2 | Ideal
From $355
Compare at $940
Save 62.2%IGI | 1.85ct | Marquise | E | VS2 | Excellent
From $355
Compare at $940
Save 62.4%IGI | 1.82ct | Marquise | E | VS1 | Very Good
From $356
Compare at $948
Save 63.3%IGI | 1.81ct | Marquise | F | VVS2 | Ideal
From $356
Compare at $971
Save 63.9%IGI | 1.86ct | Marquise | F | VS1 | Very Good
From $356
Compare at $987
Save 62.4%IGI | 1.82ct | Marquise | E | VS1 | Excellent
From $356
Compare at $948
Save 69.6%IGI | 1.82ct | Marquise | E | VS1 | Excellent
From $356
Compare at $1,170
Save 67.6%IGI | 1.84ct | Marquise | F | VS1 | Excellent
From $357
Compare at $1,102
Save 69.3%IGI | 1.83ct | Marquise | E | VS1 | Excellent
From $357
Compare at $1,164
Save 62.7%IGI | 1.83ct | Marquise | E | VS1 | Very Good
From $357
Compare at $957
Save 64%IGI | 1.86ct | Marquise | F | VS1 | Excellent
From $357
Compare at $992
Save 63.3%IGI | 1.84ct | Marquise | F | VS1 | Very Good
From $357
Compare at $973
Save 62.7%IGI | 1.83ct | Marquise | E | VS1 | Excellent
From $357
Compare at $957
Save 63.3%IGI | 1.84ct | Marquise | F | VS1 | Excellent
From $357
Compare at $973
IGI | 1.84ct | Marquise | F | VS1 | Excellent
From $357
Compare at $973
Save 63.3%IGI | 1.84ct | Marquise | F | VS1 | Excellent
From $357
Compare at $973
Save 63.3%IGI | 1.84ct | Marquise | F | VS1 | Very Good
From $357
Compare at $973
Save 62.7%IGI | 1.83ct | Marquise | E | VS1 | Excellent
From $357
Compare at $957
Save 63.3%IGI | 1.84ct | Marquise | F | VS1 | Excellent
From $357
Compare at $973
Save 62.7%IGI | 1.83ct | Marquise | E | VS1 | Very Good
From $357
Compare at $957
Save 64%IGI | 1.86ct | Marquise | F | VS1 | Ideal
From $357
Compare at $992
Save 63.1%IGI | 1.81ct | Marquise | F | VVS2 | Excellent
From $358
Compare at $971
Save 61.8%IGI | 1.81ct | Marquise | E | VS1 | Very Good
From $358
Compare at $938