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 14

12,670 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. 3.45 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG786661129$1,290
  2. 3.16 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG813653225$1,418
  3. 3.06 Carat Marquise Lab-Grown Diamond, D IF, IGI LG807641099$3,016
  4. 3.51 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG816665713$1,858
  5. 3.32 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG591390494$1,154
  6. 3.8 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG816686047$661
  7. 3.93 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG816686059$676
  8. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG823640204$1,089
  9. 3.03 Carat Marquise Lab-Grown Diamond, D IF, IGI LG743594007$5,151
  10. 3.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG743594226$3,414
  11. 3 Carat Marquise Lab-Grown Diamond, D IF, IGI LG754508612$5,100
  12. 3.39 Carat Marquise Lab-Grown Diamond, D fl, igi LG817638254$7,845
  13. 3.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG754563810$5,629
  14. 3.08 Carat Marquise Lab-Grown Diamond, D IF, IGI LG754595426$5,760
  15. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG823672377$1,106
  16. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG823686067$1,231
  17. 3.54 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG800615832$510
  18. 3.53 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG812636637$503
  19. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG819645047$450
  20. 3.51 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG760507327$862
  21. 3.59 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG805681724$959
  22. 3.78 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG806630274$1,015
  23. 3.54 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG806630321$952
  24. 3.69 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG812630322$986
  25. 3.57 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG812630339$960
  26. 3.11 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816677370$1,151
  27. 3.16 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816677385$1,169
  28. 3.11 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816677394$1,151
  29. 3.26 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816677397$1,204
  30. 3.17 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816677424$1,166
  31. 3.65 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816689470$1,512
  32. 3.26 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816689582$1,210
  33. 3.27 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG818696653$1,214
  34. 3.18 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG818696663$858
  35. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG818696673$1,141
  36. 3.06 Carat Marquise Lab-Grown Diamond, D IF, IGI LG818696677$2,736
  37. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG818696686$1,134
  38. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG819612557$1,131
  39. 3.15 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG819612564$1,170
  40. 3.13 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG819612592$1,163
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG821627225$830
  42. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821643770$1,130
  43. 3.2 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821643771$1,189
  44. 3.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821643781$1,145
  45. 3.19 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG821651342$861
  46. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821651378$1,127
  47. 3.11 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821651393$1,156
  48. 3.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG823651986$1,145
  49. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG823695549$1,138
  50. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG824609067$1,023
  51. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG824609070$1,036
  52. 3.57 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG825680251$2,143
  53. 3.62 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG818615874$1,701
  54. 3.25 Carat Marquise Lab-Grown Diamond, D IF, IGI LG818696665$2,940
  55. 3.75 Carat Marquise Lab-Grown Diamond, E IF, IGI LG818696687$2,255
  56. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG821635614$1,831
  57. 3.11 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG821661447$840
  58. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG823651997$1,141
  59. 3.58 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG806630262$963
  60. 3.71 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG806630283$997