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 145

14,758 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 LG841690172$666
  2. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842633498$668
  3. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842615544$652
  4. 3.98 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841670941$619
  5. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841654854$540
  6. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841655523$553
  7. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841676326$399
  8. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841680589$615
  9. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840610200$616
  10. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842633517$605
  11. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842605174$605
  12. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841688266$529
  13. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841676307$516
  14. 3.04 Carat Marquise Lab-Grown Diamond, F SI1, IGI LG841676309$377
  15. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841655510$858
  16. 3.14 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690201$531
  17. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841655513$540
  18. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841698839$544
  19. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841697320$613
  20. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841690198$602
  21. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842615545$524
  22. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841688239$523
  23. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841663167$535
  24. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842638950$533
  25. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842608083$526
  26. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841690191$530
  27. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841690209$505
  28. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841651751$650
  29. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841680418$650
  30. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842615591$539
  31. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841663109$417
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841655557$611
  33. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842615597$617
  34. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841680587$607
  35. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842605219$607
  36. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841645617$526
  37. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842621900$531
  38. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841658324$524
  39. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841676402$526
  40. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841697401$846
  41. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842633521$534
  42. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842621906$533
  43. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842617474$533
  44. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841688248$533
  45. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842617445$603
  46. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841655522$618
  47. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842642034$616
  48. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841680568$614
  49. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841690342$524
  50. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841676363$523
  51. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842615584$528
  52. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842617489$541
  53. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841696092$524
  54. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841655558$521
  55. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841675473$555
  56. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842605229$555
  57. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841675463$553
  58. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842615403$549
  59. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841658242$526
  60. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841688257$538