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 151

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. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833656590$678
  2. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833656744$658
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831672921$673
  4. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655472$733
  5. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833606210$670
  6. 3.31 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833656568$619
  7. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833646975$598
  8. 3.03 Carat Marquise Lab-Grown Diamond, G VVS1, IGI LG833655554$494
  9. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833647094$668
  10. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833606227$738
  11. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833625045$664
  12. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833647081$673
  13. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG833646994$563
  14. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833647042$594
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833655543$662
  16. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG833637070$581
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655570$714
  18. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833643676$599
  19. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833629136$671
  20. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833655532$585
  21. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833647053$675
  22. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831638645$714
  23. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833608303$714
  24. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833679166$738
  25. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833674053$662
  26. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833637028$662
  27. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG833639232$577
  28. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG833679513$577
  29. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG833639162$575
  30. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831679580$670
  31. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833674048$671
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833667483$670
  33. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833681801$927
  34. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833667382$672
  35. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833639234$726
  36. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833667439$721
  37. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833658717$675
  38. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833639124$738
  39. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833602691$721
  40. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833678953$658
  41. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833667424$662
  42. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833679498$670
  43. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833678935$680
  44. 3.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG843654693$3,313
  45. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837674073$847
  46. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837696658$570
  47. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841606964$489
  48. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841643701$484
  49. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG842630199$680
  50. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841619085$781
  51. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843650698$699
  52. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843650699$981
  53. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843682572$984
  54. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835627762$918
  55. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG842616571$880
  56. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842606959$654
  57. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842608004$598
  58. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842606999$531
  59. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841688373$499
  60. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG842611941$505