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 123

15,941 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. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840667329$399
  2. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840640585$650
  3. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840651028$652
  4. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841603349$528
  5. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841603898$551
  6. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839690243$594
  7. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840636811$553
  8. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840657346$603
  9. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840636868$538
  10. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840610195$530
  11. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840661367$664
  12. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG839692799$668
  13. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG839697652$658
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840639368$656
  15. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840612557$534
  16. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840651009$556
  17. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840610212$556
  18. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840639414$603
  19. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840655769$540
  20. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840657263$577
  21. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840651062$523
  22. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840655754$656
  23. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841605140$664
  24. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840610533$662
  25. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840654401$652
  26. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840646897$650
  27. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840667325$650
  28. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840639366$607
  29. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840667330$549
  30. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664137$549
  31. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG840661253$417
  32. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840655651$541
  33. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840612482$535
  34. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840661286$531
  35. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839689167$531
  36. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840666055$648
  37. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840646862$653
  38. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664148$533
  39. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664044$533
  40. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840655151$615
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841603219$673
  42. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840639028$536
  43. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840612489$572
  44. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841619051$573
  45. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG840612554$495
  46. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840636792$660
  47. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840612477$555
  48. 3.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG839699236$854
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840640599$533
  50. 3.98 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG690512483$1,231
  51. 3.59 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG710555907$896
  52. 3.06 Carat Marquise Lab-Grown Diamond, D SI1, IGI LG729507535$393
  53. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835699914$764
  54. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842609012$584
  55. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837684740$991
  56. 3.03 Carat Marquise Lab-Grown Diamond, E IF, IGI LG839697009$1,777
  57. 3.75 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG836689456$1,527
  58. 3 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG842611202$1,294
  59. 3.9 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG797633230$650
  60. 3.2 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG786675948$593