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 299

18,141 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. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845652592$704
  2. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845652687$612
  3. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845652704$868
  4. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845652736$568
  5. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845652737$868
  6. 3.50 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG845652739$847
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845652742$571
  8. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845652749$612
  9. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845655232$564
  10. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845655279$613
  11. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845655295$865
  12. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845655301$574
  13. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845655304$567
  14. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845657483$801
  15. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846659911$687
  16. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846661366$1,005
  17. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846692185$995
  18. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847609331$832
  19. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847623316$567
  20. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847623323$871
  21. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847623324$567
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847679386$545
  23. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG847689380$797
  24. 3.50 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG849627116$1,207
  25. 3.51 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849627648$985
  26. 3.51 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG849635561$721
  27. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851637657$535
  28. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG851637666$476
  29. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG851683628$750
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG851683785$743
  31. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG852617106$756
  32. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG852617107$750
  33. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG852655461$746
  34. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG852655463$756
  35. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG852655489$882
  36. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG853619485$518
  37. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG853660394$533
  38. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG853678356$756
  39. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854627691$762
  40. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854677198$535
  41. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849658440$856
  42. 3.36 Carat Marquise Lab-Grown Diamond, D vs1, igi LG851646705$942
  43. 3.18 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG851646709$757
  44. 3.17 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG851646704$754
  45. 3.11 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG851646715$740
  46. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846651484$843
  47. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846651481$840
  48. 3.54 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846651500$1,174
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846651486$843
  50. 3.07 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846651495$845
  51. 3.6 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG846651502$949
  52. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848639800$842
  53. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848655338$844
  54. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848655383$847
  55. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848639804$856
  56. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848639802$858
  57. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848655337$858
  58. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840650746$1,120
  59. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840650756$1,127
  60. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843692701$671