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 17

2,310 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, D VVS2, IGI LG826666008$988
  2. 3.58 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG824609458$589
  3. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826665938$1,208
  4. 3.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG817680803$4,899
  5. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG818675768$1,161
  6. 3.03 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG827614651$543
  7. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821661456$1,285
  8. 3.92 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG824603083$868
  9. 3.6 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG826639449$1,163
  10. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG827608359$1,156
  11. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826659038$917
  12. 3.42 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG827609762$2,910
  13. 3.7 Carat Marquise Lab-Grown Diamond, D IF, IGI LG807666110$6,842
  14. 3.52 Carat Marquise Lab-Grown Diamond, E IF, IGI LG826654434$5,395
  15. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG826658762$1,049
  16. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826658766$1,039
  17. 3.16 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG826684824$1,908
  18. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG827608344$1,056
  19. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG828661812$1,049
  20. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG828661814$1,061
  21. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG823686069$990
  22. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG825676542$1,089
  23. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG827609758$977
  24. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG823672378$865
  25. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG825676537$934
  26. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG825676538$1,308
  27. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG825676539$972
  28. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG826624383$1,873
  29. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826654432$927
  30. 3 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG826691228$735
  31. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826686785$1,049
  32. 3.51 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG826699832$694
  33. 3.55 Carat Marquise Lab-Grown Diamond, F VVS2, GIA 1523253586$3,277
  34. 3.02 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG801682323$491
  35. 3.13 Carat Marquise Lab-Grown Diamond, D IF, IGI LG825676376$4,696
  36. 3.02 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG826686832$571
  37. 3.59 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG790627298$517
  38. 3.23 Carat Marquise Lab-Grown Diamond, FANCY INTENSE YELLOW VVS2, IGI LG826699674$1,106
  39. 3.07 Carat Marquise Lab-Grown Diamond, FANCY VIVID GREEN VVS2, IGI LG827601047$1,252
  40. 3.02 Carat Marquise Lab-Grown Diamond, FANCY VIVID GREEN VVS2, IGI LG826699682$1,233
  41. 3 Carat Marquise Lab-Grown Diamond, FANCY VIVID GREEN VVS2, IGI LG826645207$1,225
  42. 3.07 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG827609496$1,043
  43. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG830606027$1,156
  44. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG830606028$1,056
  45. 3.16 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG769612970$1,908
  46. 3.74 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG828641122$841
  47. 3.68 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG828618314$648
  48. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG827608339$1,907
  49. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828661818$1,466
  50. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG823683714$855
  51. 3.54 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG828606072$1,221
  52. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG813673307$616
  53. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG819651946$886
  54. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG827609517$1,029
  55. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828684942$1,089
  56. 3.50 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG826689963$687
  57. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828609236$1,215
  58. 3.73 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG825621812$2,441
  59. 3.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG826624385$4,126
  60. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG828656264$827