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 255

15,925 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, E VVS1, IGI LG846691047$818
  2. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846694204$762
  3. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646038$815
  4. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646039$819
  5. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646040$812
  6. 3.51 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646043$1,007
  7. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847646045$907
  8. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646054$818
  9. 3.39 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646055$899
  10. 3.18 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646058$846
  11. 3.23 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847646059$648
  12. 3.42 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646060$907
  13. 3.81 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847646063$1,071
  14. 3.15 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG847646088$1,165
  15. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847646106$616
  16. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847678554$833
  17. 3.22 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847678592$856
  18. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847678605$640
  19. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848616283$603
  20. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848683399$577
  21. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG849643774$552
  22. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG797643242$631
  23. 3.02 Carat Marquise Lab-Grown Diamond, VVS2, IGI LG835641414$604
  24. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG838623664$549
  25. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837665296$551
  26. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665194$663
  27. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838623641$676
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665355$681
  29. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833662928$546
  30. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665259$672
  31. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837652617$678
  32. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG825653727$678
  33. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665273$672
  34. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665298$676
  35. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838623642$676
  36. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837665350$555
  37. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838623648$665
  38. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665278$674
  39. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665222$667
  40. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665195$663
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837652618$678
  42. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836611961$670
  43. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665193$663
  44. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665235$670
  45. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665255$672
  46. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831696433$678
  47. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837665272$550
  48. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665359$681
  49. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG837665237$551
  50. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG838623634$551
  51. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837665292$551
  52. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665358$681
  53. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837652666$551
  54. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG825653725$550
  55. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG838623658$549
  56. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837644882$546
  57. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG837665326$558
  58. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837652674$553
  59. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837665239$546
  60. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837665277$674