Under 1 Carat Marquise Lab-Grown Diamonds

Shop certified under 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 Under 1 Carat Marquise Lab-Grown Diamonds

3,190 certified under 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.

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  1. 0.70 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828654303$161
  2. 0.5 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844656991$120
  3. 0.52 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844675658$109
  4. 0.54 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844675660$143
  5. 0.52 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845649765$144
  6. 0.64 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665162$144
  7. 0.54 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844656990$120
  8. 0.56 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844675659$132
  9. 0.58 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844675669$151
  10. 0.99 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844679535$202
  11. 0.97 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845649756$182
  12. 0.57 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845649761$150
  1. 0.51 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG414082005$307
  2. 0.53 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG407932219$353
  3. 0.54 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG414059519$360
  4. 0.53 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG407941507$353
  5. 0.93 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG631459741$216
  6. 0.90 Carat Marquise Lab-Grown Diamond, D IF, IGI LG715597499$266
  7. 0.65 Carat Marquise Lab-Grown Diamond, F IF, IGI LG636498840$352
  8. 0.61 Carat Marquise Lab-Grown Diamond, F IF, IGI LG636498841$332
  9. 0.79 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG602362277$151
  10. 0.92 Carat Marquise Lab-Grown Diamond, D IF, IGI LG739503166$245
  11. 0.95 Carat Marquise Lab-Grown Diamond, D FL, GIA 1533533643$4,060
  12. 0.94 Carat Marquise Lab-Grown Diamond, D FL, GIA 6502862423$4,019
  13. 0.54 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436044303$378
  14. 0.53 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436045350$371
  15. 0.59 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436045353$410
  16. 0.57 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436045402$378
  17. 0.53 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436045410$353
  18. 0.54 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436045411$360
  19. 0.51 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436045412$375
  20. 0.50 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436045416$351
  21. 0.51 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436045420$393
  22. 0.56 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436045435$391
  23. 0.52 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436045851$400
  24. 0.55 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436047187$403
  25. 0.70 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047188$528
  26. 0.52 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436047196$382
  27. 0.51 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG436047200$342
  28. 0.54 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047202$360
  29. 0.51 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047203$342
  30. 0.52 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436047206$382
  31. 0.52 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436047404$365
  32. 0.56 Carat Marquise Lab-Grown Diamond, I VS2, IGI LG436047406$353
  33. 0.72 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436047408$640
  34. 0.50 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436047411$370
  35. 0.50 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG436047412$301
  36. 0.51 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG436047414$342
  37. 0.54 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047415$360
  38. 0.50 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436047416$351
  39. 0.54 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG436047417$323
  40. 0.52 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436047419$382
  41. 0.52 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047591$347
  42. 0.71 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047593$535
  43. 0.70 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG436047594$504
  44. 0.50 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436047595$351
  45. 0.55 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436047596$384
  46. 0.60 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436047597$456
  47. 0.60 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047600$396
  48. 0.50 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436047602$335
  49. 0.50 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436047604$386
  50. 0.50 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436071995$351
  51. 0.50 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436072005$351
  52. 0.60 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436072200$456
  53. 0.51 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436072201$375
  54. 0.51 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436072204$375
  55. 0.69 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436072206$497
  56. 0.53 Carat Marquise Lab-Grown Diamond, H SI1, IGI LG436072207$353
  57. 0.51 Carat Marquise Lab-Grown Diamond, H VS2, IGI LG436072209$358
  58. 0.56 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG436072210$428
  59. 0.51 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG436072211$375
  60. 0.50 Carat Marquise Lab-Grown Diamond, I VS1, IGI LG436072215$335