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 272

16,415 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. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836664641$629
  2. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836664643$591
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836664644$638
  4. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836664663$638
  5. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837646797$844
  6. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838615148$589
  7. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838615349$591
  8. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838615350$596
  9. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838615354$584
  10. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838615377$734
  11. 3.12 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG838636075$932
  12. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838638716$598
  13. 3.22 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838638727$668
  14. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838638732$745
  15. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838638734$734
  16. 3.12 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG839691576$795
  17. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840661215$609
  18. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG841662241$1,053
  19. 3.58 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842615296$757
  20. 3.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842661691$722
  21. 3.25 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG842661692$970
  22. 3.51 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG842661693$1,420
  23. 3.39 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG842661694$953
  24. 3.56 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG842661695$1,042
  25. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844617801$1,064
  26. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844617804$897
  27. 3.50 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844617805$1,025
  28. 3.51 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844617807$1,420
  29. 3.21 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844617809$1,121
  30. 3.52 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844617811$1,422
  31. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610414$608
  32. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610464$588
  33. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610469$592
  34. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610471$591
  35. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610556$592
  36. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610559$594
  37. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610560$594
  38. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846610564$724
  39. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610568$598
  40. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846610569$848
  41. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610570$599
  42. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846610571$731
  43. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610577$603
  44. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610578$608
  45. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610797$602
  46. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846634185$987
  47. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846635157$1,064
  48. 3.50 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846635158$1,025
  49. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846635161$869
  50. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846635162$1,064
  51. 3.52 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846635164$1,030
  52. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846635166$897
  53. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846635227$916
  54. 3.50 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846635228$1,415
  55. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847676286$643
  56. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847676292$533
  57. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847676294$707
  58. 3.59 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847676295$1,001
  59. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615219$631
  60. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615220$641