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 181

11,799 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. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844679023$553
  2. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845657178$553
  3. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845670275$616
  4. 3.27 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844677182$440
  5. 3.14 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844672636$424
  6. 3.81 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844679008$613
  7. 3.78 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844677172$590
  8. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844677147$546
  9. 3.14 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845617063$541
  10. 3.34 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844645528$568
  11. 3.29 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845635249$608
  12. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845601875$620
  13. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845602201$615
  14. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844678975$610
  15. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844678970$529
  16. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845602154$560
  17. 3.58 Carat Marquise Lab-Grown Diamond, H VVS1, IGI LG844677157$461
  18. 3.97 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844668479$689
  19. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845635353$533
  20. 3.11 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844672711$521
  21. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG845667649$851
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844678959$613
  23. 3.2 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844677146$535
  24. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845602702$541
  25. 3.1 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844671019$660
  26. 3.69 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844669637$636
  27. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844678966$548
  28. 3.17 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844678954$592
  29. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844675463$615
  30. 3.63 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG845602371$485
  31. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG845635358$511
  32. 3.51 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845667639$629
  33. 3.11 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844671011$541
  34. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844676266$545
  35. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844678932$549
  36. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844678993$547
  37. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG845601876$426
  38. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG845617080$864
  39. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG845617076$413
  40. 3.4 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844679005$1,029
  41. 3.28 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844675477$441
  42. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844668471$658
  43. 3.29 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845603672$560
  44. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845602205$528
  45. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844676276$533
  46. 3.23 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844677240$540
  47. 3.13 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844645523$514
  48. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844677169$418
  49. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844670982$612
  50. 3.07 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844677155$520
  51. 3.01 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG844672742$388
  52. 3.16 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844678910$539
  53. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844672747$620
  54. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844645531$545
  55. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845617026$553
  56. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG845613851$418
  57. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844677233$620
  58. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844678924$540
  59. 3.14 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG845670285$515
  60. 3.79 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844677224$616