3.1 Carat Marquise Lab Grown Diamonds
Search over 79 3.1 Carat Marquise lab grown diamonds from 6 online retailers.Prices typically range from $497 to $6,400 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.
3.1 Carat Marquise Lab Grown Diamonds Available
See All Matching OffersShowing up to 50 of 79 offers.
Save 64.6%IGI | 3.17ct | Marquise | G | VS1 | Excellent
From $497
Compare at $1,405
Save 51.8%IGI | 3.13ct | Marquise | H | VS1 | Excellent
From $622
Compare at $1,290
Save 46.5%IGI | 3.19ct | Marquise | G | VVS2 | Ideal
From $625
Compare at $1,169
IGI | 3.13ct | Marquise | G | VS1 | Excellent
From $640
Compare at $1,372
IGI | 3.18ct | Marquise | F | VVS2 | Excellent
From $646
Compare at $3,115
Save 53.9%IGI | 3.17ct | Marquise | G | VS1 | Excellent
From $648
Compare at $1,405
Save 73.4%IGI | 3.14ct | Marquise | E | VS1 | Excellent
From $694
Compare at $2,605
Save 73.3%IGI | 3.16ct | Marquise | E | VS1 | Excellent
From $699
Compare at $2,620
Save 73.3%IGI | 3.2ct | Marquise | E | VS1 | Ideal
From $708
Compare at $2,655
Save 56.7%IGI | 3.14ct | Marquise | E | VS1 | Excellent
From $717
Compare at $1,656
Save 59.5%IGI | 3.14ct | Marquise | E | VVS2 | Ideal
From $722
Compare at $1,781
Save 78.1%IGI | 3.14ct | Marquise | E | VVS2 | Excellent
From $729
Compare at $3,325
Save 78.1%IGI | 3.2ct | Marquise | E | VVS2 | Ideal
From $744
Compare at $3,390
Save 54.8%IGI | 3.15ct | Marquise | E | VS1 | Excellent
From $753
Compare at $1,665
Save 54.8%IGI | 3.15ct | Marquise | E | VS1 | Very Good
From $753
Compare at $1,667
Save 72.4%IGI | 3.12ct | Marquise | FANCY | VS1 | Very Good
From $767
Compare at $2,775
IGI | 3.2ct | Marquise | E | VS1 | Excellent
From $792
Compare at $1,644
Save 57.2%IGI | 3.2ct | Marquise | E | VVS2 | Very Good
From $821
Compare at $1,918
Save 54%IGI | 3.14ct | Marquise | E | VVS2 | Excellent
From $822
Compare at $1,788
Save 46.7%IGI | 3.11ct | Marquise | F | VS1 | Excellent
From $823
Compare at $1,545
IGI | 3.15ct | Marquise | F | VVS2 | Excellent
From $833
Compare at $1,639
Save 47.7%IGI | 3.17ct | Marquise | F | VS1 | Excellent
From $838
Compare at $1,602
Save 48%IGI | 3.19ct | Marquise | F | VS1 | Excellent
From $843
Compare at $1,622
Save 48%IGI | 3.19ct | Marquise | F | VS1 | Excellent
From $843
Compare at $1,621
Save 48.2%IGI | 3.2ct | Marquise | F | VS1 | Excellent
From $846
Compare at $1,632
Save 48.5%IGI | 3.17ct | Marquise | F | VVS2 | Excellent
From $856
Compare at $1,661
Save 47.5%IGI | 3.14ct | Marquise | F | VVS2 | Excellent
From $858
Compare at $1,633
Save 47.8%IGI | 3.16ct | Marquise | F | VVS2 | Excellent
From $863
Compare at $1,653
Save 48.9%IGI | 3.2ct | Marquise | F | VVS2 | Excellent
From $864
Compare at $1,692
Save 48%IGI | 3.17ct | Marquise | F | VVS2 | Excellent
From $865
Compare at $1,662
Save 39.5%IGI | 3.14ct | Marquise | G | VVS2 | Very Good
From $867
Compare at $1,433
Save 50.5%IGI | 3.16ct | Marquise | E | VVS2 | Very Good
From $905
Compare at $1,827
Save 79.4%IGI | 3.2ct | Marquise | E | VS1 | Excellent
From $919
Compare at $4,470
Save 73.3%IGI | 3.11ct | Marquise | G | VS1 | Ideal
From $921
Compare at $3,450
Save 79.1%IGI | 3.12ct | Marquise | F | VS2 | Excellent
From $928
Compare at $4,440
Save 50.4%IGI | 3.13ct | Marquise | E | VVS2 | Ideal
From $949
Compare at $1,915
Save 49.9%IGI | 3.13ct | Marquise | D | VS1 | Very Good
From $953
Compare at $1,902
Save 39.7%IGI | 3.12ct | Marquise | E | VVS2 | Ideal
From $960
Compare at $1,592
Save 76.1%IGI | 3.15ct | Marquise | G | VVS2 | Ideal
From $966
Compare at $4,040
Save 41.6%IGI | 3.2ct | Marquise | D | SI1 | Ideal
From $975
Compare at $1,670
Save 78.3%IGI | 3.19ct | Marquise | H | VS1 | Ideal
From $983
Compare at $4,520
Save 60.8%IGI | 3.19ct | Marquise | E | VS1 | Ideal
From $1,075
Compare at $2,740
Save 37.1%IGI | 3.11ct | Marquise | E | VS1 | Ideal
From $1,079
Compare at $1,716
Save 79.1%IGI | 3.16ct | Marquise | E | SI1 | Excellent
From $1,091
Compare at $5,210
Save 25.8%IGI | 3.2ct | Marquise | E | VVS2 | Ideal
From $1,094
Compare at $1,474
Save 32.5%IGI | 3.11ct | Marquise | E | VS1 | Excellent
From $1,096
Compare at $1,625
Save 47.6%IGI | 3.14ct | Marquise | D | VVS2 | Very Good
From $1,130
Compare at $2,155
Save 40.5%IGI | 3.11ct | Marquise | F | VS1 | Excellent
From $1,163
Compare at $1,955
Save 54.6%IGI | 3.12ct | Marquise | E | VVS1 | Very Good
From $1,218
Compare at $2,683
Save 68.8%IGI | 3.12ct | Marquise | F | VS1 | Excellent
From $1,241
Compare at $3,980