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 69

16,191 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. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837646499$638
  2. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837622558$650
  3. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837646501$633
  4. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837651064$650
  5. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837644321$650
  6. 3.03 Carat Marquise Lab-Grown Diamond, Q-R VS1, IGI LG835691007$1,312
  7. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831623894$831
  8. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831623890$825
  9. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG835668651$1,303
  10. 3.19 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG818681966$616
  11. 3.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG818682278$473
  12. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG818685372$501
  13. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG838632949$1,303
  14. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839613305$564
  15. 3 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG839613307$807
  16. 3.31 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG780646708$1,624
  17. 3.55 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG807640236$3,226
  18. 3.51 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG815613205$3,798
  19. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833685447$717
  20. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836602560$766
  21. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG838638179$1,576
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG836629076$732
  23. 3.59 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836694186$1,814
  24. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG830658032$980
  25. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831605361$841
  26. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837671411$1,143
  27. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837673788$616
  28. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG839641053$1,049
  29. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG839641051$1,049
  30. 3.39 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG818666117$1,063
  31. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG833677178$536
  32. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835699005$1,050
  33. 3.02 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG833672752$710
  34. 3.24 Carat Marquise Lab-Grown Diamond, D IF, IGI LG833657405$3,108
  35. 3.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG833688712$2,876
  36. 3.72 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG812650126$466
  37. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837684749$556
  38. 3.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG838607799$851
  39. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838619781$645
  40. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837673834$635
  41. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837682338$640
  42. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837682237$609
  43. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG837671665$517
  44. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837671125$650
  45. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837696042$603
  46. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838619784$650
  47. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837679729$642
  48. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG838622336$702
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837653922$642
  50. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837698864$600
  51. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG837671574$408
  52. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG838622371$553
  53. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837698891$691
  54. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG838619786$524
  55. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG837648742$524
  56. 3.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG837671680$443
  57. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG837671628$529
  58. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837695978$607
  59. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG838607798$421
  60. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG837682379$569