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 129

15,238 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, E VVS2, IGI LG840660280$654
  2. 3.73 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840666080$588
  3. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841625900$539
  4. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841631051$420
  5. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840657320$585
  6. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608583$582
  7. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840658610$535
  8. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840665901$525
  9. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841608584$662
  10. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840667303$652
  11. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840663784$533
  12. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841602197$607
  13. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840660279$548
  14. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840658643$544
  15. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841664275$392
  16. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841634906$403
  17. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840657280$519
  18. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840658655$541
  19. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608728$541
  20. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841635850$581
  21. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840665892$572
  22. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841625980$575
  23. 3.01 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG841639059$378
  24. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841608711$659
  25. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841611760$662
  26. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840657319$652
  27. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664035$534
  28. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841631267$528
  29. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841611820$548
  30. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840654443$544
  31. 3.46 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841603976$500
  32. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608578$523
  33. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840666026$520
  34. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840659260$660
  35. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841625968$654
  36. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841602713$533
  37. 3.2 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840640830$411
  38. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841603159$540
  39. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840666074$540
  40. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841645647$533
  41. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841648232$520
  42. 3.02 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG840657310$507
  43. 3.88 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841611808$661
  44. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840657278$650
  45. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841608533$661
  46. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841605208$664
  47. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841651795$662
  48. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839646469$529
  49. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841651796$553
  50. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841619365$549
  51. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841602667$422
  52. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841625974$420
  53. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840667378$419
  54. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841602678$538
  55. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841631039$518
  56. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG840657276$508
  57. 3.01 Carat Marquise Lab-Grown Diamond, F SI1, IGI LG841619319$373
  58. 3.1 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG840667310$938
  59. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841603972$650
  60. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840657322$666