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 296

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. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG854645369$487
  2. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854645616$720
  3. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854647270$528
  4. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG805675770$834
  5. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG805675781$790
  6. 3.53 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828676512$1,029
  7. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG830673574$741
  8. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830673576$847
  9. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830673582$837
  10. 3.57 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831671114$1,040
  11. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833642147$596
  12. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833642154$745
  13. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833642171$742
  14. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG833642177$840
  15. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833642295$734
  16. 3.56 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833654932$799
  17. 3.53 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833678535$742
  18. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG833692056$853
  19. 3.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833698772$794
  20. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836636008$636
  21. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836664619$596
  22. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836664622$855
  23. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG836664630$742
  24. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836666106$855
  25. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837697339$843
  26. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837697343$850
  27. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838615187$748
  28. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838615188$742
  29. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG838615360$850
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838638707$626
  31. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838653335$589
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841640630$640
  33. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841640897$634
  34. 3.27 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841641180$907
  35. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844607926$616
  36. 3.00 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846611343$477
  37. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846611353$486
  38. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846611430$494
  39. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847634004$1,000
  40. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848621875$1,000
  41. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848629913$990
  42. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848692055$857
  43. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG849657125$867
  44. 3.50 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851660415$676
  45. 3.94 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852629169$718
  46. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852629171$678
  47. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG853630007$493
  48. 3.58 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854604880$1,093
  49. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854623258$535
  50. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854642048$713
  51. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG854647373$952
  52. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854647374$553
  53. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG855610167$554
  54. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG855610188$553
  55. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG855610190$644
  56. 3.59 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG855615584$620
  57. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG855615587$650
  58. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG855615617$526
  59. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG855615647$539
  60. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG855615658$976