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 55

12,937 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. 1.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG760578717$194
  2. 1.19 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG794601393$212
  3. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676806$306
  4. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676808$306
  5. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676809$308
  6. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676811$310
  7. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676813$324
  8. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676814$328
  9. 1.14 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676815$343
  10. 1.14 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676816$343
  11. 1.17 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676817$352
  12. 1.31 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676818$390
  13. 1.31 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676819$390
  14. 1.43 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676820$506
  15. 1.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG812615119$246
  16. 1.29 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG812615124$336
  17. 1.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG812615126$259
  18. 1.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG812615132$248
  19. 1.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG812638443$210
  20. 1.07 Carat Marquise Lab-Grown Diamond, D VVS1, GCAL 360846794$666
  21. 1.11 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG811659630$219
  22. 1.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG807697857$193
  23. 1.13 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG807697938$195
  24. 1.34 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG811608497$228
  25. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676934$320
  26. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676941$328
  27. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800677041$310
  28. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800677042$310
  29. 1.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG805693751$207
  30. 1.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG809684284$203
  31. 1.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG809684319$203
  32. 1.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG809684325$211
  33. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG809684329$220
  34. 1.44 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG809687967$277
  35. 1.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG768623118$217
  36. 1.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG811697675$225
  37. 1.32 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG786680118$252
  38. 1.27 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG786649107$224
  39. 1.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG813601478$203
  40. 1.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG813601506$206
  41. 1.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG813632030$199
  42. 1.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG813632064$203
  43. 1.02 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG799633976$202
  44. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676929$306
  45. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676937$320
  46. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG800676945$336
  47. 1.12 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG807697937$190
  48. 1.18 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG809644413$202
  49. 1.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG810648782$225
  50. 1.14 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG810648797$196
  51. 1.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG810648805$210
  52. 1.20 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG799642423$225
  53. 1.24 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG809670533$232
  54. 1.41 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG777615993$315
  55. 1.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782682879$248
  56. 1.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG784629499$250
  57. 1.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG784649714$256
  58. 1.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG784664885$256
  59. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG787624117$339
  60. 1.47 Carat Marquise Lab-Grown Diamond, D FL, IGI LG787624305$511