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 259

15,739 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 VVS1, IGI LG831683843$962
  2. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831683844$868
  3. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845670714$678
  4. 3.56 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG845670717$645
  5. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845670892$619
  6. 3.10 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848642894$566
  7. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849635545$753
  8. 3.52 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843688525$1,012
  9. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844614079$729
  10. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844614500$571
  11. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847635405$791
  12. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847635407$791
  13. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847663978$791
  14. 3.03 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG825642668$589
  15. 3.03 Carat Marquise Lab-Grown Diamond, G SI2, IGI LG825655562$389
  16. 3.50 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836615878$752
  17. 3.50 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836615879$697
  18. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836615881$617
  19. 3.50 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG840609457$1,100
  20. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG840609467$1,022
  21. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841633660$738
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843677195$736
  23. 3.52 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843677196$673
  24. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844620238$769
  25. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846667168$489
  26. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847676296$711
  27. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847676311$701
  28. 3.33 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848612415$532
  29. 3.59 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615214$620
  30. 3.57 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848615241$997
  31. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848651521$549
  32. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848651522$672
  33. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848651523$577
  34. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848683332$788
  35. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848683401$939
  36. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG848683404$491
  37. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849619315$932
  38. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849627128$699
  39. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG849619295$919
  40. 3.52 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG797685373$664
  41. 3.1 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG804634651$432
  42. 3.1 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG809660850$432
  43. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684458$869
  44. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684456$869
  45. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684406$875
  46. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684405$875
  47. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684404$875
  48. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841659961$878
  49. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841659960$878
  50. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842651066$881
  51. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841659949$881
  52. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG790690274$1,368
  53. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG791650774$1,350
  54. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG837611158$953
  55. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG839694553$743
  56. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG840631113$949
  57. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG840632049$953
  58. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG841625703$949
  59. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842656945$748
  60. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG842658892$953