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 37

9,966 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. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645879$320
  2. 1.06 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645880$322
  3. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645881$324
  4. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645882$324
  5. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645883$324
  6. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645884$324
  7. 1.10 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645885$334
  8. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645886$336
  9. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645887$338
  10. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645888$338
  11. 1.49 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645890$528
  12. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646066$306
  13. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646067$306
  14. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646071$306
  15. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646073$310
  16. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646074$314
  17. 1.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646075$316
  18. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646076$314
  19. 1.05 Carat Marquise Lab-Grown Diamond, D IF, IGI LG784646078$238
  20. 1.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646079$316
  21. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646081$328
  22. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646082$328
  23. 1.10 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646084$334
  24. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646085$336
  25. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646086$338
  26. 1.17 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646088$352
  27. 1.20 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646089$360
  28. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646312$306
  29. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646313$306
  30. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646315$310
  31. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646316$314
  32. 1.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646317$316
  33. 1.10 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646318$334
  34. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646319$338
  35. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646320$338
  36. 1.13 Carat Marquise Lab-Grown Diamond, D IF, IGI LG784646321$254
  37. 1.21 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646322$362
  38. 1.38 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646325$410
  39. 1.41 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646326$500
  40. 1.49 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646327$528
  41. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646658$310
  42. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646660$336
  43. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646661$336
  44. 1.25 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646662$374
  45. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646824$306
  46. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646825$310
  47. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646829$310
  48. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646830$314
  49. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646831$314
  50. 1.06 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646833$322
  51. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646835$336
  52. 1.21 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646836$362
  53. 1.23 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646838$368
  54. 1.41 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646840$500
  55. 1.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784646901$316
  56. 1.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG784650257$213
  57. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784650884$333
  58. 1.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG784655047$183
  59. 1.06 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG784655050$189
  60. 1.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG784655051$192