3 Carat Marquise Lab-Grown Fancy Color Diamonds

Shop certified 3 carat marquise lab-grown fancy color 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 Fancy Color Diamonds

167 certified 3 carat marquise lab-grown fancy color diamonds in stock. Every stone ships free with its grading report; open any listing for the 360° view, full certificate and price.

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  1. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Pink VS1, IGI LG835667445$669
  2. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Yellow VS1, IGI LG836677158$1,302
  3. 3.10 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG831686462$686
  4. 3.33 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG831686463$735
  5. 3.05 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Yellow VS1, IGI LG836677157$1,315
  6. 3.01 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Light Brown VVS2, IGI LG835667473$1,302
  7. 3.50 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG828636107$682
  8. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Pink VS1, IGI LG831657506$633
  9. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG825658797$1,316
  10. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG835667163$766
  11. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Yellow VS2, IGI LG836607252$949
  12. 3.09 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG835667159$622
  1. 3.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Deep Blue VS2, IGI LG593366417$1,049
  2. 3.01 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG615345939$9,127
  3. 3.16 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG644490968$1,722
  4. 3.73 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG644490969$1,449
  5. 3.81 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG717513937$1,641
  6. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS2, IGI LG717553561$624
  7. 3.75 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Yellow VS1, IGI LG720516201$1,742
  8. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG723531403$1,264
  9. 3.17 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG723531404$1,102
  10. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG735596055$1,547
  11. 3.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS2, IGI LG737570917$706
  12. 3.03 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG742529759$1,050
  13. 3.08 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG736502362$1,067
  14. 3.67 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS2, IGI LG754504022$1,271
  15. 3.14 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG754504023$1,438
  16. 3.25 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG755524772$1,541
  17. 3.26 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG755524773$1,574
  18. 3.88 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VVS2, IGI LG732509305$1,270
  19. 3.01 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG733564178$1,043
  20. 3 Carat Marquise Lab-Grown Fancy Color Diamond, VVS2, IGI LG715507999$715
  21. 3.05 Carat Marquise Lab-Grown Fancy Color Diamond, VS1, IGI LG754535806$623
  22. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG761514408$640
  23. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, VS1, IGI LG769665438$647
  24. 3.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS2, IGI LG771662200$1,396
  25. 3.49 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG772634197$1,683
  26. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG774611238$1,450
  27. 3.06 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG774611240$1,478
  28. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, VS1, IGI LG772646043$699
  29. 3.01 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG774693684$1,456
  30. 3.03 Carat Marquise Lab-Grown Fancy Color Diamond, vvs2, igi LG607315981$1,453
  31. 3.03 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS2, IGI LG776624034$1,056
  32. 3.27 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS2, IGI LG776657690$644
  33. 3.03 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG777624932$1,312
  34. 3.19 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG733572918$2,433
  35. 3.10 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG777624927$1,263
  36. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG777624931$1,264
  37. 3.05 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG779607801$1,217
  38. 3.64 Carat Marquise Lab-Grown Fancy Color Diamond, VVS2, IGI LG669450228$1,795
  39. 3.05 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS2, IGI LG775628276$603
  40. 3.01 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG778608726$1,149
  41. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG778608727$1,058
  42. 3.10 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG778608732$1,079
  43. 3.22 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG779613445$2,724
  44. 3.08 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS2, IGI LG779629677$609
  45. 3.97 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG782634016$1,910
  46. 3.07 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG784603776$1,329
  47. 3.23 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG780615891$654
  48. 3.08 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG783628392$624
  49. 3.8 Carat Marquise Lab-Grown Fancy Color Diamond, VVS2, IGI LG742520422$1,315
  50. 3.20 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG754510548$707
  51. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS1, IGI LG774650371$797
  52. 3.96 Carat Marquise Lab-Grown Fancy Color Diamond, VS1, IGI LG784620971$700
  53. 3.04 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VVS2, IGI LG784654864$613
  54. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VVS2, IGI LG786667959$665
  55. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Yellow VS1, IGI LG786682179$847
  56. 3.02 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink SI1, IGI LG786699000$741
  57. 3.00 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG787666370$1,298
  58. 3.15 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VVS2, IGI LG787666371$1,203
  59. 3.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Pinkish Brown VS2, IGI LG787666386$1,039
  60. 3.67 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Pinkish Brown VS2, IGI LG787666427$1,023