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 170

11,795 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. 3.18 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844626439$532
  2. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844648584$851
  3. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630276$665
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843694662$658
  5. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844622116$662
  6. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626473$534
  7. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626122$538
  8. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844602307$529
  9. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844649842$543
  10. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844632523$538
  11. 3.02 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG844618204$615
  12. 3.16 Carat Marquise Lab-Grown Diamond, D SI1, IGI LG844645197$508
  13. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844641674$665
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844648469$671
  15. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630343$664
  16. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844645099$664
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843694673$613
  18. 3.1 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844630266$414
  19. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844653233$676
  20. 3.4 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844630350$578
  21. 3.13 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844626129$423
  22. 3.47 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844626444$645
  23. 3.25 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844608556$606
  24. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844613189$531
  25. 3.1 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844626032$665
  26. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844645196$674
  27. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844622162$666
  28. 3.27 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844618179$557
  29. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844645492$554
  30. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844607568$615
  31. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844641709$533
  32. 3.09 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844637865$658
  33. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630290$676
  34. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844647799$668
  35. 3.3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844647705$551
  36. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844602261$545
  37. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844621218$676
  38. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630378$674
  39. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844622167$618
  40. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630289$659
  41. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844640276$556
  42. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844648573$549
  43. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843694664$529
  44. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844658269$528
  45. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844641704$528
  46. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844625289$541
  47. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844637794$540
  48. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844622118$521
  49. 3.84 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844671058$661
  50. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844608390$663
  51. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844626093$672
  52. 3.17 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844623361$541
  53. 3.14 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844645448$531
  54. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844621242$547
  55. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843669457$524
  56. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844645097$541
  57. 3.05 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844626562$398
  58. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844637786$658
  59. 3.13 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844637844$534
  60. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844630293$546