Under 1 Carat Marquise Natural Diamonds

Shop certified under 1 carat marquise natural 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 Natural Diamonds

9,788 certified under 1 carat marquise natural 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. 0.91 Carat Marquise Natural Diamond, H VS2, GIA 5563261406$1,960
  2. 0.90 Carat Marquise Natural Diamond, I VVS1, GIA 6561333475$2,792
  3. 0.70 Carat Marquise Natural Diamond, H VVS1, GIA 2564333469$1,582
  4. 0.70 Carat Marquise Natural Diamond, G VVS1, GIA 3565333548$1,800
  5. 0.60 Carat Marquise Natural Diamond, H VVS2, GIA 6562333559$1,074
  6. 0.7 Carat Marquise Natural Diamond, F SI1, GIA 2567309039$847
  7. 0.51 Carat Marquise Natural Diamond, D VS1, GIA 6562333566$995
  8. 0.6 Carat Marquise Natural Diamond, F VS2, GIA 2566333541$753
  9. 0.51 Carat Marquise Natural Diamond, E VS2, GIA 6561309088$625
  10. 0.61 Carat Marquise Natural Diamond, I IF, GIA 1548831746$1,093
  11. 0.50 Carat Marquise Natural Diamond, J SI1, GIA 1558597869$532
  12. 0.61 Carat Marquise Natural Diamond, D VS1, GIA 1567380642$1,253
  1. 0.50 Carat Marquise Natural Diamond, D VVS2, GIA 2466513707$1,055
  2. 0.50 Carat Marquise Natural Diamond, D VS1, GIA 1463528373$1,175
  3. 0.80 Carat Marquise Natural Diamond, D SI1, GIA 5436406134$2,359
  4. 0.7 Carat Marquise Natural Diamond, F VS2, GIA 1445676772$2,912
  5. 0.51 Carat Marquise Natural Diamond, D SI2, GIA 1475819291$864
  6. 0.7 Carat Marquise Natural Diamond, D SI1, GIA 6435943293$2,706
  7. 0.73 Carat Marquise Natural Diamond, F VS2, GIA 7441422050$2,912
  8. 0.50 Carat Marquise Natural Diamond, F VVS1, GIA 3485177191$1,098
  9. 0.72 Carat Marquise Natural Diamond, D VS2, GIA 6491837442$1,519
  10. 0.60 Carat Marquise Natural Diamond, E VS2, GIA 7476805825$1,076
  11. 0.66 Carat Marquise Natural Diamond, E VS1, GIA 2487229902$1,376
  12. 0.51 Carat Marquise Natural Diamond, D IF, GIA 6462286474$854
  13. 0.50 Carat Marquise Natural Diamond, D VS2, GIA 7456852162$756
  14. 0.50 Carat Marquise Natural Diamond, D SI1, GIA 1518077942$981
  15. 0.70 Carat Marquise Natural Diamond, G VS1, GIA 2486431476$2,049
  16. 0.60 Carat Marquise Natural Diamond, F SI1, GIA 2506957351$1,110
  17. 0.70 Carat Marquise Natural Diamond, E VS2, GIA 6501680912$2,093
  18. 0.50 Carat Marquise Natural Diamond, F VVS1, GIA 7453725242$1,197
  19. 0.61 Carat Marquise Natural Diamond, D IF, GIA 7513054872$1,864
  20. 0.56 Carat Marquise Natural Diamond, F VS1, GIA 1469086885$1,078
  21. 0.60 Carat Marquise Natural Diamond, D VS1, GIA 2458888810$1,290
  22. 0.5 Carat Marquise Natural Diamond, F SI2, IGI 649446784$412
  23. 0.50 Carat Marquise Natural Diamond, D VS1, GIA 7461757339$1,064
  24. 0.53 Carat Marquise Natural Diamond, H VVS1, GIA 2225928561$906
  25. 0.50 Carat Marquise Natural Diamond, F VS1, GIA 6462141737$1,065
  26. 0.60 Carat Marquise Natural Diamond, F VS1, GIA 6462687623$1,273
  27. 0.70 Carat Marquise Natural Diamond, F VS1, GIA 6475331963$2,092
  28. 0.51 Carat Marquise Natural Diamond, D VS1, GIA 6475683603$1,135
  29. 0.56 Carat Marquise Natural Diamond, D VS1, GIA 7472512998$1,174
  30. 0.50 Carat Marquise Natural Diamond, D VS2, GIA 2464122350$901
  31. 0.50 Carat Marquise Natural Diamond, F VS1, GIA 6475398264$1,037
  32. 0.71 Carat Marquise Natural Diamond, I VS1, GIA 1337834556$1,441
  33. 0.52 Carat Marquise Natural Diamond, H VVS1, GIA 1478305850$1,022
  34. 0.51 Carat Marquise Natural Diamond, F VVS1, GIA 1495753838$1,142
  35. 0.71 Carat Marquise Natural Diamond, D SI1, GIA 2496317826$1,478
  36. 0.70 Carat Marquise Natural Diamond, F VS1, GIA 5486490548$2,092
  37. 0.55 Carat Marquise Natural Diamond, J VVS1, GIA 7483444912$878
  38. 0.60 Carat Marquise Natural Diamond, I VS1, GIA 7483653280$934
  39. 0.57 Carat Marquise Natural Diamond, G VVS2, GIA 6495309087$1,062
  40. 0.50 Carat Marquise Natural Diamond, D VVS2, GIA 1463236813$1,071
  41. 0.53 Carat Marquise Natural Diamond, E VVS2, GIA 1493996760$837
  42. 0.80 Carat Marquise Natural Diamond, D VVS2, GIA 2221916363$2,711
  43. 0.50 Carat Marquise Natural Diamond, G VS1, GIA 5503911615$983
  44. 0.71 Carat Marquise Natural Diamond, D VS1, GIA 1488040983$1,756
  45. 0.99 Carat Marquise Natural Diamond, D SI2, GIA 2467118384$3,527
  46. 0.59 Carat Marquise Natural Diamond, H VS2, GIA 7476014516$597
  47. 0.6 Carat Marquise Natural Diamond, D SI1, GIA 6462719432$990
  48. 0.52 Carat Marquise Natural Diamond, E SI1, GIA 6501314533$708
  49. 0.51 Carat Marquise Natural Diamond, E SI2, GIA 6515228594$778
  50. 0.90 Carat Marquise Natural Diamond, J VS1, IGI 612327288$1,313
  51. 0.70 Carat Marquise Natural Diamond, H SI2, GIA 1495897844$1,027
  52. 0.71 Carat Marquise Natural Diamond, H SI2, GIA 1498897108$1,070
  53. 0.52 Carat Marquise Natural Diamond, D SI2, GIA 6492994950$659
  54. 0.90 Carat Marquise Natural Diamond, J VS1, IGI 660497764$1,750
  55. 0.51 Carat Marquise Natural Diamond, E VS1, GIA 5466086455$1,000
  56. 0.73 Carat Marquise Natural Diamond, F SI2, GIA 2517437944$1,168
  57. 0.50 Carat Marquise Natural Diamond, D VVS2, GIA 2517621526$879
  58. 0.52 Carat Marquise Natural Diamond, E IF, GIA 1232488300$1,997
  59. 0.72 Carat Marquise Natural Diamond, H VVS1, GIA 1518484778$1,669
  60. 0.57 Carat Marquise Natural Diamond, H IF, GIA 6237504629$1,755