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 238

14,616 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. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673155$818
  2. 3.79 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673164$1,065
  3. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673194$822
  4. 3.07 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673199$818
  5. 3 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845617017$1,121
  6. 3.32 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666783$1,226
  7. 3.19 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845666803$948
  8. 3.25 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845666814$965
  9. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666819$1,124
  10. 3.21 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666821$1,186
  11. 3.1 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666828$1,147
  12. 3.11 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846691048$836
  13. 3.14 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846691051$844
  14. 3.74 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847646050$708
  15. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646056$823
  16. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847646057$620
  17. 3.18 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG847678596$1,187
  18. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847678633$622
  19. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847686363$827
  20. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847687727$575
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847687728$577
  22. 3.75 Carat Marquise Lab-Grown Diamond, F vvs1, igi LG846636822$1,071
  23. 3.65 Carat Marquise Lab-Grown Diamond, F vvs2, igi LG846636828$707
  24. 3.22 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG846636827$755
  25. 3.18 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG846636825$746
  26. 3.08 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG846636824$937
  27. 3.04 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG846636830$713
  28. 3.01 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG846636823$706
  29. 3.07 Carat Marquise Lab-Grown Diamond, D IF, IGI LG830674947$3,144
  30. 3.14 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844673128$1,161
  31. 3.49 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845658437$1,369
  32. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG845666793$818
  33. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846695144$675
  34. 3.1 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847678607$833
  35. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848621770$724
  36. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848621788$617
  37. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848621789$720
  38. 3.65 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844673191$908
  39. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG750549178$1,466
  40. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828630022$827
  41. 3.08 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG836602580$603
  42. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836695100$574
  43. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842626926$606
  44. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843611543$603
  45. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843612096$606
  46. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843612132$609
  47. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843642801$595
  48. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843642846$574
  49. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843642872$610
  50. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843642876$594
  51. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843642881$599
  52. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844614952$718
  53. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844629600$501
  54. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844649661$479
  55. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844649671$479
  56. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847685735$837
  57. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848644112$694
  58. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848644116$701
  59. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848644138$613
  60. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848644139$745