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 165

13,478 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. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842656699$538
  2. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842621968$561
  3. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842611782$553
  4. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842648132$554
  5. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842627900$549
  6. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG843644243$425
  7. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842656725$605
  8. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842648078$529
  9. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842627901$523
  10. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843615281$545
  11. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842616470$400
  12. 3.31 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842651407$563
  13. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843625829$845
  14. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842640616$413
  15. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG843624720$513
  16. 3.1 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG842648039$399
  17. 3.06 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG842651418$404
  18. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843609805$648
  19. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842642042$648
  20. 3.65 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842648466$576
  21. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842656689$558
  22. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843609820$549
  23. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842616454$397
  24. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842640608$545
  25. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843601993$536
  26. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841698873$535
  27. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG842654769$530
  28. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG842651416$523
  29. 3.05 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG842611778$516
  30. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843615447$613
  31. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843624723$613
  32. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843625760$613
  33. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842640657$551
  34. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842627894$419
  35. 3.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842627845$414
  36. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG843615581$526
  37. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842645654$418
  38. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842648148$411
  39. 3 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG843602007$426
  40. 3 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG843625830$401
  41. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842656683$613
  42. 3.16 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842648483$529
  43. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842622056$529
  44. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842656744$538
  45. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842641977$536
  46. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843617062$531
  47. 3.1 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG842655590$655
  48. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG842662790$842
  49. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842654689$524
  50. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843625849$534
  51. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843610395$541
  52. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842662818$538
  53. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842641984$535
  54. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843609827$535
  55. 3.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842640633$412
  56. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG842641978$531
  57. 3.03 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG842641934$405
  58. 3.01 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG842607057$403
  59. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG843615280$1,054
  60. 3.95 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842607074$672