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 284

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, F VVS2, IGI LG841665228$542
  2. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665263$541
  3. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665235$544
  4. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837675566$551
  5. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835654884$649
  6. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841665234$606
  7. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835654885$651
  8. 3.5 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665279$714
  9. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665226$645
  10. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665274$555
  11. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840630703$649
  12. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665269$543
  13. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840630658$645
  14. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841665231$604
  15. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665270$553
  16. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665230$645
  17. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665262$551
  18. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665246$651
  19. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835654883$608
  20. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665266$553
  21. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835654887$653
  22. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665252$653
  23. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665254$653
  24. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665247$651
  25. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665242$649
  26. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665222$530
  27. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665238$544
  28. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835654881$542
  29. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835654880$542
  30. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665249$548
  31. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835654886$548
  32. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665241$546
  33. 3.53 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841665282$696
  34. 3.55 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841665285$700
  35. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841665227$542
  36. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665236$647
  37. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665250$651
  38. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665221$643
  39. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841665256$653
  40. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG830614472$497
  41. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831679218$738
  42. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837674094$750
  43. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837678919$738
  44. 3.28 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838605568$636
  45. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG840635483$903
  46. 3.81 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843643741$693
  47. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845662738$574
  48. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG845665370$763
  49. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846611003$489
  50. 3.52 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846640078$1,558
  51. 3.36 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846640079$689
  52. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848621860$956
  53. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848621867$735
  54. 3.16 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848684379$1,131
  55. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG849618679$675
  56. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849662211$1,100
  57. 3.12 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849668290$1,117
  58. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG849668292$788
  59. 3.15 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849668294$1,127
  60. 3.33 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG849668320$847