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 283

18,169 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. 3.41 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG850602254$896
  2. 3.07 Carat Marquise Lab-Grown Diamond, G VVS1, IGI LG850678911$679
  3. 3.10 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG850678922$1,378
  4. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG850678925$533
  5. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850678933$637
  6. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850678968$650
  7. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687492$735
  8. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687502$724
  9. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850687504$679
  10. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687520$732
  11. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687521$732
  12. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687522$738
  13. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850687523$724
  14. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850687524$679
  15. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG850687525$946
  16. 3.10 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG851626404$1,086
  17. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851626409$711
  18. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851626421$650
  19. 3.10 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851626429$592
  20. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851684028$545
  21. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG851697105$722
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851699572$539
  23. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852644355$692
  24. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848618797$579
  25. 3.76 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850683475$642
  26. 3.24 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848688921$547
  27. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG852632074$827
  28. 3.58 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG849671533$688
  29. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850679239$594
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG853603473$844
  31. 3.01 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG853603425$662
  32. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850680353$732
  33. 3.39 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852654118$663
  34. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853603427$661
  35. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853603442$659
  36. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853603432$660
  37. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852654073$656
  38. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852632101$649
  39. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853603418$645
  40. 3.93 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG849663453$618
  41. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG853603412$543
  42. 3.72 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850679235$587
  43. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG853603445$655
  44. 3.91 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG852654089$622
  45. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665271$642
  46. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665272$642
  47. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665268$642
  48. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841665233$898
  49. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841665267$913
  50. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837675565$898
  51. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665260$640
  52. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841665251$907
  53. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841665245$904
  54. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665276$646
  55. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665275$644
  56. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841665225$895
  57. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665255$653
  58. 3.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665287$761
  59. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665240$546
  60. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665228$542