3 Carat Round Lab-Grown Diamonds

Shop certified 3 carat round 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 3 Carat Round Lab-Grown Diamonds – Page 56

19,571 certified 3 carat round 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. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG724530141$588
  2. 3.06 Carat Round Lab-Grown Diamond, D VS2, IGI LG724530144$637
  3. 3.85 Carat Round Lab-Grown Diamond, D SI1, IGI LG724530151$857
  4. 3.51 Carat Round Lab-Grown Diamond, D IF, IGI LG724532303$1,238
  5. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG724532810$688
  6. 3.78 Carat Round Lab-Grown Diamond, D VVS1, IGI LG724535181$2,030
  7. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG724537496$818
  8. 3.63 Carat Round Lab-Grown Diamond, E VS1, IGI LG724539616$528
  9. 3.59 Carat Round Lab-Grown Diamond, F VS1, IGI LG724553077$551
  10. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG724556216$1,171
  11. 3.08 Carat Round Lab-Grown Diamond, E VVS1, IGI LG724556420$687
  12. 3.29 Carat Round Lab-Grown Diamond, D vvs2, igi LG724558393$781
  13. 3.23 Carat Round Lab-Grown Diamond, G VS1, IGI LG724562892$452
  14. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724564528$805
  15. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724564536$803
  16. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724577571$1,144
  17. 3.84 Carat Round Lab-Grown Diamond, E VVS2, IGI LG724577581$1,110
  18. 3.46 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724577582$1,323
  19. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724589147$805
  20. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG724589148$800
  21. 3.72 Carat Round Lab-Grown Diamond, E VS1, IGI LG725516944$1,189
  22. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG725519002$557
  23. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG725519025$805
  24. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG726506292$557
  25. 3.32 Carat Round Lab-Grown Diamond, D VS1, IGI LG726512170$988
  26. 3.40 Carat Round Lab-Grown Diamond, F VVS2, IGI LG726517197$508
  27. 3.39 Carat Round Lab-Grown Diamond, D IF, IGI LG726521164$1,281
  28. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG726521166$1,033
  29. 3.38 Carat Round Lab-Grown Diamond, D IF, IGI LG726521175$1,131
  30. 3.07 Carat Round Lab-Grown Diamond, D IF, IGI LG726521177$1,160
  31. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG726521187$846
  32. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG726521194$858
  33. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG726521203$1,137
  34. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG726521204$1,039
  35. 3.77 Carat Round Lab-Grown Diamond, F VVS1, IGI LG726522467$776
  36. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG726526773$692
  37. 3.23 Carat Round Lab-Grown Diamond, E VS2, IGI LG726528693$508
  38. 3.05 Carat Round Lab-Grown Diamond, F SI1, IGI LG726528717$396
  39. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG726532309$1,145
  40. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG726532324$943
  41. 3.03 Carat Round Lab-Grown Diamond, F VS1, IGI LG726537929$606
  42. 3.33 Carat Round Lab-Grown Diamond, F VVS2, IGI LG726547307$554
  43. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG726556041$833
  44. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727501144$692
  45. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727501183$805
  46. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727501190$603
  47. 3.35 Carat Round Lab-Grown Diamond, E VS1, IGI LG727504314$496
  48. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG727507481$812
  49. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727514005$605
  50. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727514393$1,124
  51. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG727517981$1,014
  52. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727517983$858
  53. 3.44 Carat Round Lab-Grown Diamond, D vs1, igi LG727526231$761
  54. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544045$603
  55. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544051$603
  56. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544081$603
  57. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544083$603
  58. 3.45 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727557465$1,320
  59. 3.5 Carat Round Lab-Grown Diamond, F VVS2, IGI LG727559791$669
  60. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727560008$1,124