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 2

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. 3.92 Carat Marquise Lab-Grown Diamond, D IF, IGI LG733567438$5,341
  2. 3.58 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG734501065$673
  3. 3.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG735527972$1,884
  4. 3.1 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG735539794$384
  5. 3.32 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG735549019$1,732
  6. 3.51 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG735549045$660
  7. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG735558826$788
  8. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG735593414$562
  9. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG737540655$1,417
  10. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG737542053$438
  11. 3.03 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG737558463$1,674
  12. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG737563232$560
  13. 3.91 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG737589081$2,103
  14. 3.57 Carat Marquise Lab-Grown Diamond, D IF, IGI LG738525115$4,487
  15. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG741529716$1,023
  16. 3.01 Carat Marquise Lab-Grown Diamond, D SI1, IGI LG741570038$734
  17. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG742505251$441
  18. 3.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG742514648$692
  19. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG743533023$567
  20. 3.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG746511876$6,444
  21. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG747533244$571
  22. 3.05 Carat Marquise Lab-Grown Diamond, G VVS1, IGI LG747538114$477
  23. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG747560033$1,422
  24. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747563169$438
  25. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG747565703$1,417
  26. 3.02 Carat Marquise Lab-Grown Diamond, F IF, IGI LG724590379$1,473
  27. 3.52 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG737599447$664
  28. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG729510674$1,565
  29. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG733555882$1,565
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG733588937$1,560
  31. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG748501105$699
  32. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG749510450$907
  33. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG646454321$750
  34. 3.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG737509581$5,166
  35. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG749508531$651
  36. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG749523592$701
  37. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, GIA 1535710030$4,563
  38. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, GIA 1537724247$4,305
  39. 3.26 Carat Marquise Lab-Grown Diamond, D VVS1, GIA 6532547157$4,866
  40. 3.41 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG683504003$624
  41. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG705515734$1,066
  42. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG719504402$566
  43. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG743507492$624
  44. 3.94 Carat Marquise Lab-Grown Diamond, D IF, IGI LG743529818$11,722
  45. 3.51 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG747507930$1,303
  46. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG747582620$699
  47. 3.05 Carat Marquise Lab-Grown Diamond, E IF, IGI LG749505354$1,954
  48. 3.1 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG749547294$1,186
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG749580459$650
  50. 3.51 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG749568016$888
  51. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG752527560$690
  52. 3.37 Carat Marquise Lab-Grown Diamond, D IF, IGI LG747508515$4,246
  53. 3.01 Carat Marquise Lab-Grown Diamond, E SI1, GIA 5506831888$1,515
  54. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG747502191$1,368
  55. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG747571173$1,368
  56. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 352730121$2,827
  57. 3.09 Carat Marquise Lab-Grown Diamond, D IF, GCAL 352786029$6,768
  58. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG747507628$1,064
  59. 3.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG744513922$3,918
  60. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG668476786$883