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

11,568 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. 3.25 Carat Marquise Lab-Grown Diamond, D VVS1, GIA 5523810024$4,347
  2. 3.51 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG777630766$1,751
  3. 3.95 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG770666759$2,787
  4. 3.70 Carat Marquise Lab-Grown Diamond, D FL, IGI LG769669039$8,609
  5. 3.49 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG775636244$1,711
  6. 3.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG760565716$4,599
  7. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG776620853$884
  8. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG778654377$889
  9. 3.90 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG762576145$3,434
  10. 3.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG754563761$4,742
  11. 3 Carat Marquise Lab-Grown Diamond, E IF, IGI LG754563785$4,590
  12. 3.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768631960$4,696
  13. 3.64 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768631963$6,923
  14. 3.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG773639182$4,556
  15. 3.04 Carat Marquise Lab-Grown Diamond, E IF, IGI LG754594991$4,651
  16. 3.08 Carat Marquise Lab-Grown Diamond, D IF, IGI LG754595522$5,760
  17. 3.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG754595462$3,756
  18. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 353526303$2,845
  19. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 353606352$2,808
  20. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 360106138$2,533
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 353526399$2,279
  22. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, GCAL 360076261$2,507
  23. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG747562752$1,448
  24. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG784630982$526
  25. 3.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG768631958$3,822
  26. 3.56 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG776607029$864
  27. 3.92 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG784630444$1,770
  28. 3.90 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG779656684$3,580
  29. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661580$4,636
  30. 3.13 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661582$4,828
  31. 3.22 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780661583$4,962
  32. 3.91 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG742526180$729
  33. 3.17 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG786623677$1,590
  34. 3.18 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG720535093$1,007
  35. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG722550140$1,011
  36. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662173$4,636
  37. 3.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662174$4,666
  38. 3.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662175$4,696
  39. 3.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662177$4,800
  40. 3.17 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662179$4,888
  41. 3.06 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768632218$4,725
  42. 3.36 Carat Marquise Lab-Grown Diamond, D FL, IGI LG768632220$5,168
  43. 3.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG780662178$4,814
  44. 3.34 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360206357$2,506
  45. 3.35 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360346376$2,513
  46. 3.27 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360346377$2,454
  47. 3.33 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 360406079$3,112
  48. 3.31 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 360446149$2,484
  49. 3.01 Carat Marquise Lab-Grown Diamond, D IF, GCAL 360736021$7,907
  50. 3.10 Carat Marquise Lab-Grown Diamond, D IF, GCAL 360736125$8,548
  51. 3.56 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361186747$1,936
  52. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361226155$2,827
  53. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361226156$2,313
  54. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361226157$2,983
  55. 3.30 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361296035$3,268
  56. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361356011$2,271
  57. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361356161$2,799
  58. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 361366018$2,799
  59. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, GCAL 361386193$2,293
  60. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 361406164$2,993