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 168

11,832 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, F VVS2, IGI LG844618100$579
  2. 3.39 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844625473$582
  3. 3.38 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843686692$850
  4. 3.85 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844602330$619
  5. 3.85 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843679059$625
  6. 3.44 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844626050$634
  7. 3.38 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844602444$629
  8. 3.38 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844608854$624
  9. 3.92 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844626575$604
  10. 3.46 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843668585$570
  11. 3.88 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG843610355$516
  12. 3.73 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844608894$576
  13. 3.99 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844608984$627
  14. 3.98 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843603278$645
  15. 3.99 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844621182$621
  16. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG825653162$645
  17. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG825653155$637
  18. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837665534$1,039
  19. 3.10 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837674103$1,084
  20. 3.40 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841690387$612
  21. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836630889$971
  22. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG845617600$491
  23. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843697945$820
  24. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843697735$836
  25. 3.75 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844664166$1,103
  26. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG825653148$654
  27. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843625620$635
  28. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG752504763$572
  29. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG757527840$572
  30. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG768627278$714
  31. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG768643672$585
  32. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG755528350$573
  33. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG749592814$579
  34. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG749518717$729
  35. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG801636053$738
  36. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG801655243$726
  37. 3.32 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG813620283$610
  38. 3.32 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG813680613$610
  39. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG823636674$738
  40. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833681701$640
  41. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843614526$819
  42. 3.5 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843614601$949
  43. 3.71 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843680725$1,006
  44. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG749590993$568
  45. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG766682354$574
  46. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG768603267$574
  47. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749593226$444
  48. 3.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG752505212$443
  49. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749545958$449
  50. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749523920$444
  51. 3.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749517341$440
  52. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749533196$447
  53. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752597833$445
  54. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG749587947$581
  55. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG826690524$741
  56. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG826674841$675
  57. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG826695295$672
  58. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG806628488$864
  59. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836673685$724
  60. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837619269$729