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 285

18,170 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. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849668325$1,079
  2. 3.35 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG849668360$945
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849676251$735
  4. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850602260$574
  5. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850602261$580
  6. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850682494$584
  7. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852617321$693
  8. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852639500$689
  9. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG830614473$491
  10. 3.53 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841656601$1,004
  11. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841656676$594
  12. 3.30 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841656882$847
  13. 3.11 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841656886$589
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843607747$594
  15. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844682584$707
  16. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846610914$542
  17. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610981$596
  18. 3.56 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850698201$662
  19. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850698272$584
  20. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG852608644$693
  21. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG853656449$722
  22. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG849668302$858
  23. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849668364$1,093
  24. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG849668291$777
  25. 3.27 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848684378$1,170
  26. 3.24 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849668361$1,160
  27. 3.22 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849662204$1,153
  28. 3.22 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG849668303$821
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841656597$591
  30. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841656885$574
  31. 3.05 Carat Marquise Lab-Grown Diamond, E IF, IGI LG844607814$1,567
  32. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844607939$682
  33. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844687274$797
  34. 3.11 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG846648111$759
  35. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846661361$841
  36. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847651488$844
  37. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848605478$715
  38. 3.54 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848666046$557
  39. 3.50 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG850693691$546
  40. 3.51 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG850693693$547
  41. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG851660446$641
  42. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG852635380$766
  43. 3.56 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG850678952$994
  44. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG850678953$533
  45. 3.59 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG850678954$1,001
  46. 3.54 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850678956$672
  47. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850678957$629
  48. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850678958$580
  49. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850678960$637
  50. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850678964$647
  51. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG850678965$536
  52. 3.58 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG851626451$1,000
  53. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG851626453$1,053
  54. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG851626465$970
  55. 3.56 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG851626471$602
  56. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851626478$707
  57. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG851626480$540
  58. 3.00 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG851626482$524
  59. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG851626489$1,053
  60. 3.10 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG851626491$713