3 Carat Marquise Lab-Grown Diamonds

Shop certified 3 carat marquise lab-grown diamonds at William & Sons Jewelers. Every stone is graded by IGI or GIA, shown in 360°, priced below the big online retailers and ships free.

All 3 Carat Marquise Lab-Grown Diamonds – Page 260

15,941 certified 3 carat marquise lab-grown diamonds in stock. Every stone ships free with its grading report; open any listing for the 360° view, full certificate and price.

  1. 3.52 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847676199$1,229
  2. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848629857$574
  3. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848651789$577
  4. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849623245$574
  5. 3.24 Carat Marquise Lab-Grown Diamond, F SI1, IGI LG692574139$557
  6. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG830613498$575
  7. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846644702$543
  8. 3.41 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847679994$714
  9. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831608835$745
  10. 3.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG833644223$2,820
  11. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG839618596$857
  12. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG841606145$741
  13. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841696627$580
  14. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG842620935$773
  15. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843643759$650
  16. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843643760$589
  17. 3.10 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844614981$482
  18. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844617819$906
  19. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844620775$767
  20. 3.50 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844682918$1,386
  21. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844682919$722
  22. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844682922$949
  23. 3.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844682929$967
  24. 3.50 Carat Marquise Lab-Grown Diamond, D IF, IGI LG844682930$4,238
  25. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844682931$584
  26. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844682934$946
  27. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844687286$722
  28. 3.32 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846694436$643
  29. 3.00 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG848616413$381
  30. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848689632$794
  31. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848689633$701
  32. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849618647$574
  33. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850602157$580
  34. 3.5 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836675034$936
  35. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844620016$1,176
  36. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844632324$1,176
  37. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844620022$1,176
  38. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844632376$838
  39. 3 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844620003$833
  40. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844632354$884
  41. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844632334$1,172
  42. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844620019$1,184
  43. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844632387$849
  44. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844632359$895
  45. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844632313$619
  46. 3.13 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844632315$1,198
  47. 3.11 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844619992$862
  48. 3.14 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844632370$637
  49. 3.23 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844632374$1,235
  50. 3.15 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844619989$1,205
  51. 3.27 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844619985$905
  52. 3.17 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844632373$878
  53. 3.2 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844632384$648
  54. 3.17 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844632314$642
  55. 3.39 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844620033$874
  56. 3.32 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844632371$918
  57. 3.28 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844632342$907
  58. 3.47 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844632353$1,325
  59. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843672545$616
  60. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843672578$616