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 25

12,835 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 VS1, IGI LG781644892$207
  2. 1.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG783605476$212
  3. 1.05 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 353546008$608
  4. 1.13 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG775629793$174
  5. 1.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG780607326$223
  6. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780673115$203
  7. 1.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG781625421$221
  8. 1.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG781655235$221
  9. 1.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG781655781$226
  10. 1.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG782683671$222
  11. 1.49 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782683790$231
  12. 1.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782684095$212
  13. 1.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG783605252$208
  14. 1.42 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG783605490$234
  15. 1.05 Carat Marquise Lab-Grown Diamond, D VVS2, GCAL 353546056$608
  16. 1.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG780607507$218
  17. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780638369$201
  18. 1.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780695989$201
  19. 1.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG781638693$212
  20. 1.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782604326$207
  21. 1.4 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782643223$227
  22. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG782660395$217
  23. 1.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG782644013$241
  24. 1.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782679853$211
  25. 1.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG782684131$223
  26. 1.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG784630833$202
  27. 1.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG785608919$231
  28. 1.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780607488$210
  29. 1.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780673782$205
  30. 1.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG780675256$207
  31. 1.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782609716$213
  32. 1.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782691443$207
  33. 1.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG782697139$219
  34. 1.48 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG783667524$269
  35. 1.49 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG784602265$236
  36. 1.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG781625373$209
  37. 1.48 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG784617278$231
  38. 1.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG698553992$244
  39. 1.03 Carat Marquise Lab-Grown Diamond, D IF, IGI LG780661417$234
  40. 1.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG780661420$246
  41. 1.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG780661421$246
  42. 1.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG781655918$210
  43. 1.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG781656182$217
  44. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782609793$203
  45. 1.18 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782610144$211
  46. 1.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782616414$209
  47. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782630352$203
  48. 1.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782638187$205
  49. 1.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782638490$205
  50. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782639251$204
  51. 1.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG782679887$221
  52. 1.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782681827$216
  53. 1.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG782683392$203
  54. 1.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG782688534$211
  55. 1.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG783604195$208
  56. 1.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG783618747$223
  57. 1.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG783625394$207
  58. 1.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG783634089$226
  59. 1.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG783636421$200
  60. 1.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG783653442$217