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 178

11,218 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. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843645223$645
  2. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843645237$647
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843645241$643
  4. 3.52 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG843645244$1,467
  5. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843645430$832
  6. 3.03 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG843683198$697
  7. 3.54 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843683199$672
  8. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843683206$647
  9. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843683214$647
  10. 3.10 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843683215$592
  11. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843683220$647
  12. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843683222$650
  13. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG843683227$706
  14. 3.59 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG843683232$552
  15. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843683239$540
  16. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG843683250$477
  17. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843683251$650
  18. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843684481$596
  19. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843684482$778
  20. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684483$547
  21. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684490$545
  22. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843684524$536
  23. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843684526$536
  24. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684530$547
  25. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684570$545
  26. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843684714$601
  27. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684737$546
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843684797$598
  29. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684846$543
  30. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843684851$595
  31. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844635180$650
  32. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844635182$647
  33. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844635187$1,067
  34. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844668279$1,008
  35. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844683356$616
  36. 3.07 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844683359$965
  37. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683363$666
  38. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683364$664
  39. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683367$668
  40. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683370$679
  41. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683391$676
  42. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844683793$619
  43. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683794$675
  44. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683795$666
  45. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683889$671
  46. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845648024$501
  47. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845657880$536
  48. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841649216$548
  49. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841649218$557
  50. 3.81 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841649106$687
  51. 3.20 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG835657514$1,042
  52. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG840639691$942
  53. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841633711$728
  54. 3.22 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG842640372$1,663
  55. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842644345$1,312
  56. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843663899$580
  57. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843693585$1,593
  58. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG845657877$515
  59. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847686349$1,474
  60. 3.99 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847689645$739