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 137

14,967 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. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841623322$533
  2. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840658621$546
  3. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840658628$613
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841630994$613
  5. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841634353$602
  6. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841675397$603
  7. 3.43 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841660699$566
  8. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841654932$528
  9. 3.1 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841676422$409
  10. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841618447$399
  11. 3.09 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841646599$498
  12. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841651821$413
  13. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841648110$605
  14. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841654989$616
  15. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841675416$607
  16. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG842611831$444
  17. 3.65 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841658306$559
  18. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840657364$521
  19. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841648140$515
  20. 3 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841624169$745
  21. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841648163$662
  22. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841652782$413
  23. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841690071$616
  24. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841637978$600
  25. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841625994$523
  26. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665039$523
  27. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841670954$414
  28. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841654863$529
  29. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841688334$516
  30. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841676413$949
  31. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841630980$650
  32. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841655564$657
  33. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841619035$660
  34. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841660781$658
  35. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841634376$533
  36. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841646618$611
  37. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841688398$540
  38. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841646597$540
  39. 3.64 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841660974$486
  40. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841655488$528
  41. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841675398$518
  42. 3.02 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841697370$517
  43. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841676433$505
  44. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841688403$648
  45. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841646518$648
  46. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841651873$553
  47. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841610205$546
  48. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665047$535
  49. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841646547$689
  50. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841660715$659
  51. 3.56 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841654927$632
  52. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841655443$534
  53. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841619411$549
  54. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841660959$613
  55. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841654969$612
  56. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841634364$610
  57. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841651857$605
  58. 3.21 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841654872$531
  59. 3.08 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841647748$686
  60. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841660951$660