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 57

19,678 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. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727517983$858
  2. 3.44 Carat Round Lab-Grown Diamond, D vs1, igi LG727526231$761
  3. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544045$603
  4. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544051$603
  5. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544081$603
  6. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727544083$603
  7. 3.45 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727557465$1,219
  8. 3.5 Carat Round Lab-Grown Diamond, F VVS2, IGI LG727559791$669
  9. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727560008$1,124
  10. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727565479$805
  11. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727569772$1,124
  12. 3.40 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727569775$1,201
  13. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG727578290$1,036
  14. 3.39 Carat Round Lab-Grown Diamond, D IF, IGI LG727578303$1,134
  15. 3.00 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578304$832
  16. 3.34 Carat Round Lab-Grown Diamond, D IF, IGI LG727578305$1,147
  17. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578313$834
  18. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578314$858
  19. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG727578318$1,016
  20. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG727578319$1,011
  21. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG727578336$1,039
  22. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578338$837
  23. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG727578341$1,021
  24. 3.66 Carat Round Lab-Grown Diamond, D IF, IGI LG727578346$1,429
  25. 3.74 Carat Round Lab-Grown Diamond, D IF, IGI LG727578348$1,460
  26. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG727578364$1,036
  27. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578367$837
  28. 3.44 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578375$949
  29. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578382$846
  30. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG727578404$1,039
  31. 3.07 Carat Round Lab-Grown Diamond, D IF, IGI LG727578406$1,029
  32. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727578407$837
  33. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG727578408$1,011
  34. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG727578482$966
  35. 3.37 Carat Round Lab-Grown Diamond, D vvs2, igi LG727582056$800
  36. 3.32 Carat Round Lab-Grown Diamond, D vvs2, igi LG727582057$788
  37. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727582061$1,144
  38. 3.11 Carat Round Lab-Grown Diamond, E VS2, IGI LG727584483$552
  39. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727586141$805
  40. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727586142$692
  41. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG727586143$805
  42. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727586164$603
  43. 3.24 Carat Round Lab-Grown Diamond, E IF, IGI LG727587760$1,784
  44. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG727587768$1,036
  45. 3.32 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587769$917
  46. 3.06 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587775$848
  47. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587778$858
  48. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587779$834
  49. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG727587783$1,014
  50. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG727587784$1,092
  51. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587789$837
  52. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG727587790$1,011
  53. 3.00 Carat Round Lab-Grown Diamond, D VVS1, IGI LG727587791$832
  54. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG727588781$580
  55. 3.02 Carat Round Lab-Grown Diamond, D VS2, IGI LG727588782$629
  56. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG727588789$589
  57. 3.08 Carat Round Lab-Grown Diamond, D VS2, IGI LG727588790$641
  58. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG727588791$739
  59. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG727588830$578
  60. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG727588831$580