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 121

15,934 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. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840639068$612
  2. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840646931$611
  3. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840665852$540
  4. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840612529$530
  5. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840667347$528
  6. 3.88 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840651010$586
  7. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG840665805$510
  8. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840655659$666
  9. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840664151$656
  10. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840646855$664
  11. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840610177$652
  12. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840651042$650
  13. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840646924$603
  14. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840661359$596
  15. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841608456$546
  16. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840655666$408
  17. 3.11 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840612490$617
  18. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840636823$614
  19. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839691333$612
  20. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841605231$611
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840646942$605
  22. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840639092$540
  23. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841603909$533
  24. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840646885$531
  25. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840612575$571
  26. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840660759$571
  27. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840646840$650
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841603297$666
  29. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840667270$666
  30. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840610605$674
  31. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840640596$658
  32. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840640573$540
  33. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840661391$551
  34. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841618994$543
  35. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840660314$615
  36. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839697646$605
  37. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839697643$613
  38. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839686798$613
  39. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840636749$598
  40. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840639375$581
  41. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840664055$648
  42. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840651006$664
  43. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840639370$662
  44. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840666051$670
  45. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840601526$540
  46. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840661280$534
  47. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840610175$538
  48. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841618999$601
  49. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840639082$541
  50. 3.1 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG839689171$389
  51. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840657253$415
  52. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840636825$447
  53. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841602654$523
  54. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840651099$520
  55. 3 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839699178$518
  56. 3.03 Carat Marquise Lab-Grown Diamond, F SI1, IGI LG840651032$381
  57. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840613027$659
  58. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840655148$656
  59. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841605149$654
  60. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840639031$652