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 216

15,898 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. 3.90 Carat Round Lab-Grown Diamond, E VVS2, IGI LG703510510$785
  2. 3.81 Carat Round Lab-Grown Diamond, D VS1, IGI LG731505031$857
  3. 3.86 Carat Round Lab-Grown Diamond, D VVS2, IGI LG733584451$1,086
  4. 3.71 Carat Round Lab-Grown Diamond, D VS1, IGI LG737540824$836
  5. 3.76 Carat Round Lab-Grown Diamond, D VVS2, IGI LG748503386$1,060
  6. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG772633954$545
  7. 3.00 Carat Round Lab-Grown Diamond, D VS2, IGI LG789638147$616
  8. 3.73 Carat Round Lab-Grown Diamond, D VVS2, IGI LG792646304$1,051
  9. 3.73 Carat Round Lab-Grown Diamond, D VVS2, IGI LG801696430$1,051
  10. 3.29 Carat Round Lab-Grown Diamond, F VVS2, IGI LG801697817$643
  11. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG802604521$619
  12. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG803672622$687
  13. 3.81 Carat Round Lab-Grown Diamond, D VS2, IGI LG803696465$774
  14. 3.77 Carat Round Lab-Grown Diamond, D VVS2, IGI LG808624776$1,063
  15. 3.20 Carat Round Lab-Grown Diamond, E VVS2, IGI LG809651873$650
  16. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG810625006$616
  17. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG749522160$550
  18. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG779664440$706
  19. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG819633720$727
  20. 3.91 Carat Round Lab-Grown Diamond, E VS1, IGI LG803654500$651
  21. 3.95 Carat Round Lab-Grown Diamond, E VS1, IGI LG803657443$651
  22. 3.91 Carat Round Lab-Grown Diamond, E VVS2, IGI LG805687779$665
  23. 3.83 Carat Round Lab-Grown Diamond, E VS1, IGI LG808626805$638
  24. 3.93 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811649619$668
  25. 3.05 Carat Round Lab-Grown Diamond, D SI1, IGI LG815653250$407
  26. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817686721$528
  27. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817686722$787
  28. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817686725$543
  29. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817686726$539
  30. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG817686729$1,095
  31. 3.35 Carat Round Lab-Grown Diamond, D VVS1, IGI LG821669528$864
  32. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823624183$598
  33. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823624186$609
  34. 3.84 Carat Round Lab-Grown Diamond, D FL, IGI LG818697782$2,673
  35. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG662456965$1,327
  36. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG756529146$585
  37. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG743594339$477
  38. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG747597760$638
  39. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG774664968$477
  40. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG774664983$477
  41. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG776634181$477
  42. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG778655661$477
  43. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG791624690$477
  44. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG792675220$477
  45. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG792676285$469
  46. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG795643391$477
  47. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG795643406$477
  48. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG800613005$477
  49. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG801662251$477
  50. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG802612458$477
  51. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG806621229$477
  52. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG813632288$477
  53. 3.22 Carat Round Lab-Grown Diamond, D VS1, IGI LG625457522$977
  54. 3.53 Carat Round Lab-Grown Diamond, D IF, IGI LG815619835$1,749
  55. 3.87 Carat Round Lab-Grown Diamond, F VVS2, IGI LG823691891$586
  56. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG726553056$882
  57. 3.02 Carat Round Lab-Grown Diamond, F VS1, IGI LG784669676$570
  58. 3.00 Carat Round Lab-Grown Diamond, F VS1, IGI LG786690475$566
  59. 3.03 Carat Round Lab-Grown Diamond, F VS1, IGI LG816657187$571
  60. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823691343$1,165