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 26

14,471 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. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801657069$425
  2. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801650021$453
  3. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801674190$443
  4. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801662715$419
  5. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801636268$453
  6. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801636020$450
  7. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801673225$426
  8. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801673217$451
  9. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802628816$447
  10. 3.08 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG801636029$391
  11. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG801662361$444
  12. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801673229$414
  13. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801649422$426
  14. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801649415$420
  15. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801655686$448
  16. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG801633209$533
  17. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802605408$424
  18. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801604480$420
  19. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801680554$413
  20. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801680553$454
  21. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801674223$414
  22. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801666246$455
  23. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802624365$419
  24. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802636081$456
  25. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801666619$425
  26. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801673568$420
  27. 3.77 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG803640526$570
  28. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801673762$425
  29. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802624115$443
  30. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG802614423$413
  31. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG802628345$533
  32. 3.9 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG803640675$595
  33. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801680750$427
  34. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG803612378$415
  35. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG801631121$421
  36. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG805663223$422
  37. 3.69 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG807602581$492
  38. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG805625144$450
  39. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG805622805$419
  40. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG805647625$420
  41. 3.8 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG807679649$593
  42. 3.86 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG805691669$589
  43. 3.73 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG807698450$570
  44. 3.82 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG807698456$643
  45. 3.89 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG807698439$555
  46. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG807603594$447
  47. 3.82 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG807653077$583
  48. 3.94 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG807679564$620
  49. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG807683798$414
  50. 3.47 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG809602552$572
  51. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG807683799$420
  52. 3.8 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG809620212$593
  53. 3.66 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG809602551$529
  54. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG806633118$445
  55. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG807605046$413
  56. 3.89 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG809620309$593
  57. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG808612504$420
  58. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG808612371$425
  59. 3.93 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG809682938$599
  60. 3.8 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG808627622$593