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 128

15,739 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. 3.21 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841605267$531
  2. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608524$531
  3. 3.07 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG841610122$385
  4. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG840658662$1,024
  5. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602205$650
  6. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840612443$666
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840664074$660
  8. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840658696$658
  9. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841604031$652
  10. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840658671$662
  11. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840655256$533
  12. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841603195$533
  13. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840664081$613
  14. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840610578$560
  15. 3.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG840660335$840
  16. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840660327$605
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840660323$603
  18. 3.86 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841608520$589
  19. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841634206$585
  20. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840658692$540
  21. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840655117$533
  22. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841603959$525
  23. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840660347$408
  24. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840660336$525
  25. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG840663808$518
  26. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602180$650
  27. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841602210$666
  28. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840664060$654
  29. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840652296$664
  30. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840610582$538
  31. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841604037$555
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841603989$616
  33. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841602206$600
  34. 3.88 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG840654340$586
  35. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841603189$582
  36. 3.08 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840610586$416
  37. 3.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG840660341$442
  38. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840655212$530
  39. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841603948$570
  40. 3.01 Carat Marquise Lab-Grown Diamond, G SI1, IGI LG840612452$378
  41. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840658587$648
  42. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841608605$664
  43. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841608590$555
  44. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841604034$551
  45. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841635105$613
  46. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840658693$609
  47. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840655247$612
  48. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841610104$536
  49. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841604023$650
  50. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841603991$650
  51. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841608528$654
  52. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840666094$533
  53. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG840658686$620
  54. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841603946$612
  55. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841624148$533
  56. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG840663807$522
  57. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840655112$662
  58. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840663796$660
  59. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840652290$666
  60. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841664226$654