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 292

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. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853621684$645
  2. 3.10 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG853621685$1,086
  3. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853621689$641
  4. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG853666398$650
  5. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG853666400$644
  6. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604889$647
  7. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604890$629
  8. 3.59 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604891$620
  9. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604894$643
  10. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604895$540
  11. 3.59 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604900$620
  12. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604904$650
  13. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604905$641
  14. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604906$650
  15. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604907$539
  16. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604909$619
  17. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854604910$619
  18. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604911$650
  19. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604913$645
  20. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604914$711
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG854604916$1,060
  22. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG854604917$1,070
  23. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604924$650
  24. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604925$647
  25. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854604926$641
  26. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854642023$539
  27. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854642024$536
  28. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG854642027$1,072
  29. 3.58 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG854642028$853
  30. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642029$647
  31. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854642031$539
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG854642033$1,079
  33. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642034$633
  34. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854642035$1,001
  35. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642036$645
  36. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642037$650
  37. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642039$650
  38. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642042$650
  39. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847687894$948
  40. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG853666399$645
  41. 3.6 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG849660320$892
  42. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG776617365$624
  43. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831649017$735
  44. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG839683903$980
  45. 3.54 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841618349$1,331
  46. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846632187$1,141
  47. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848621873$956
  48. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848690784$895
  49. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848693107$972
  50. 3.56 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG851615797$1,078
  51. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG851699553$759
  52. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853629722$582
  53. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG853629749$773
  54. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG793627307$1,466
  55. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG799617706$840
  56. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG813603617$853
  57. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830631290$834
  58. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830673564$850
  59. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830673567$853
  60. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836684620$834