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 301

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. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG854699945$475
  2. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG854699946$641
  3. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG801670491$594
  4. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841630788$956
  5. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG841699206$1,049
  6. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847687287$561
  7. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848601390$816
  8. 3.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG849605099$4,847
  9. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG849652134$543
  10. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG851686884$680
  11. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG852636663$917
  12. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG852636664$703
  13. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG852656598$690
  14. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG853621065$483
  15. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG853621072$588
  16. 3.00 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG853621075$487
  17. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG853640562$704
  18. 3.54 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853640570$657
  19. 3.59 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG853659991$972
  20. 3.00 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG853694701$472
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG853694706$567
  22. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG853694740$582
  23. 3.04 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG853694759$498
  24. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854630521$672
  25. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG854641571$423
  26. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854641580$595
  27. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854641641$584
  28. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854642065$998
  29. 3.50 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG854698593$563
  30. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836666945$566
  31. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845652560$874
  32. 3.00 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848669561$1,044
  33. 3.59 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850680839$930
  34. 3.57 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851608402$924
  35. 3.00 Carat Marquise Lab-Grown Diamond, E FL, IGI LG851676990$4,516
  36. 3.22 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG854623196$483
  37. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG831694953$809
  38. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG836625736$805
  39. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842601163$998
  40. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847691904$554
  41. 3.56 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG848628300$934
  42. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854608338$707
  43. 3.56 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854673062$680
  44. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605822$636
  45. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853621676$643
  46. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG853660395$741
  47. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG853664651$750
  48. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854608420$532
  49. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854627683$743
  50. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854698594$553
  51. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851662057$562
  52. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835692022$673
  53. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836695150$732
  54. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836696184$732
  55. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605344$636
  56. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605809$637
  57. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605810$637
  58. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605820$637
  59. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838605914$634
  60. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843611808$636