1 Carat Marquise Lab-Grown Diamonds

Shop certified 1 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 1 Carat Marquise Lab-Grown Diamonds – Page 3

11,263 certified 1 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. 1.00 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG508156263$1,011
  2. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG508156269$808
  3. 1.31 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG508156280$1,161
  4. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG510158606$893
  5. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG510184186$952
  6. 1.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG510184189$1,030
  7. 1.00 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG510184202$1,011
  8. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512202823$952
  9. 1.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512202850$902
  10. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512202880$893
  11. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512202884$952
  12. 1.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512202885$962
  13. 1.03 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG512202891$762
  14. 1.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512204034$902
  15. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512204055$893
  16. 1.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG512204057$1,021
  17. 1.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG512204060$1,060
  18. 1.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512204061$962
  19. 1.00 Carat Marquise Lab-Grown Diamond, G SI1, IGI LG512204063$673
  20. 1.00 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512204096$944
  21. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512205097$952
  22. 1.00 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG512205101$741
  23. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG512205109$808
  24. 1.10 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG512205137$886
  25. 1.00 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG512205139$860
  26. 1.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG512205140$1,021
  27. 1.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG512205144$1,021
  28. 1.01 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG512205146$850
  29. 1.01 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG512205186$850
  30. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512205203$893
  31. 1.00 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG512205204$843
  32. 1.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512205222$972
  33. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512220515$952
  34. 1.00 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512220526$944
  35. 1.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG512220527$962
  36. 1.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512220535$902
  37. 1.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG512220542$1,030
  38. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512220544$893
  39. 1.02 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG512220551$910
  40. 1.01 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG512225940$764
  41. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG512227218$808
  42. 1.00 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG512227223$1,113
  43. 1.01 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG512231577$748
  44. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG514252420$808
  45. 1.01 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG514252456$1,362
  46. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG514252462$808
  47. 1.00 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG514252466$860
  48. 1.01 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG514252467$748
  49. 1.01 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG514254129$952
  50. 1.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG514254136$1,060
  51. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG514254137$808
  52. 1.00 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG514255264$1,011
  53. 1.00 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG514255274$860
  54. 1.00 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG514264242$860
  55. 1.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG514266065$962
  56. 1.00 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG514268659$640
  57. 1.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG514269510$808
  58. 1.17 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG516239347$224
  59. 1.11 Carat Marquise Lab-Grown Diamond, F IF, IGI LG517225652$274
  60. 1.00 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG522254330$225