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 4

18,141 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. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 360076261$2,507
  2. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG747562752$1,448
  3. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG784630982$526
  4. 3.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG768631958$3,822
  5. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661580$4,636
  6. 3.13 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661582$4,828
  7. 3.22 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661583$4,962
  8. 3.91 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG742526180$729
  9. 3.17 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG786623677$1,347
  10. 3.18 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG720535093$1,007
  11. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG722550140$1,011
  12. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662173$4,636
  13. 3.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662174$4,666
  14. 3.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662175$4,696
  15. 3.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662177$4,800
  16. 3.17 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662179$4,888
  17. 3.06 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768632218$4,725
  18. 3.36 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768632220$5,168
  19. 3.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662178$4,814
  20. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, GIA 1539104450$3,443
  21. 3.34 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360206357$2,528
  22. 3.35 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360346376$2,537
  23. 3.27 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360346377$2,477
  24. 3.33 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 360406079$3,140
  25. 3.31 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360446149$2,506
  26. 3.01 Carat Marquise Lab-Grown Diamond, D IF, GCAL 360736021$7,907
  27. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361226155$2,827
  28. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361226157$3,011
  29. 3.30 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361296035$3,298
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361356011$2,271
  31. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361356161$2,799
  32. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361366018$2,799
  33. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361386193$2,293
  34. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361406164$3,021
  35. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361406165$3,051
  36. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361466182$2,808
  37. 3.53 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 361506159$3,014
  38. 3.28 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361526465$2,484
  39. 3.29 Carat Marquise Lab-Grown Diamond, D VS1, GCAL 361526466$2,701
  40. 3.36 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 361526515$2,800
  41. 3.54 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361536011$2,747
  42. 3.56 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 361536060$3,039
  43. 3.26 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361546011$2,470
  44. 3.28 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361546067$3,279
  45. 3.32 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361576352$3,132
  46. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361576373$4,114
  47. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361576400$3,011
  48. 3.33 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361606202$3,140
  49. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, GIA 6531544149$3,653
  50. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG628448095$4,636
  51. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG713506347$743
  52. 3.40 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG742514159$799
  53. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG742515021$788
  54. 3.88 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG742537543$1,959
  55. 3.73 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG747564457$855
  56. 3.51 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG747588136$769
  57. 3.10 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG747588152$1,025
  58. 3.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG749510329$1,002
  59. 3.56 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG749520510$1,882
  60. 3.50 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG757538635$1,035