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 128

15,223 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. 3.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840654446$409
  2. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839662701$523
  3. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG840665818$864
  4. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840657286$657
  5. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840661387$662
  6. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840664020$656
  7. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840663831$556
  8. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841635851$419
  9. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840657309$613
  10. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841631293$611
  11. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841611816$600
  12. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841639075$603
  13. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840658659$541
  14. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841631292$583
  15. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841635855$526
  16. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841608569$415
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602715$648
  18. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841631275$657
  19. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840665903$656
  20. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840665908$548
  21. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840667386$544
  22. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841625890$420
  23. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841631059$601
  24. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841634336$541
  25. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841634478$577
  26. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840667284$528
  27. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841631274$522
  28. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841603967$513
  29. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602720$650
  30. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841634908$594
  31. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841645592$544
  32. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841645500$544
  33. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664024$592
  34. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841664264$543
  35. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841639179$418
  36. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840663782$431
  37. 3 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841608540$416
  38. 3.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG841602679$854
  39. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608567$519
  40. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841634470$528
  41. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841625902$526
  42. 3.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840659361$409
  43. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841623392$680
  44. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602707$648
  45. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840663815$672
  46. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841625928$658
  47. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841624111$656
  48. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841634920$656
  49. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841605205$654
  50. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840658616$551
  51. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841602128$551
  52. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841625977$544
  53. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840654372$592
  54. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840666009$419
  55. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840667307$613
  56. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608579$533
  57. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841624135$526
  58. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840660280$654
  59. 3.73 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840666080$588
  60. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841625900$539