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 81

16,218 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. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG706542957$625
  2. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG706542988$625
  3. 3.23 Carat Round Lab-Grown Diamond, D IF, IGI LG706552091$926
  4. 3.23 Carat Round Lab-Grown Diamond, D IF, IGI LG706552099$926
  5. 3.41 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706552124$822
  6. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG706566859$904
  7. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG706566860$910
  8. 3.32 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706566861$800
  9. 3.40 Carat Round Lab-Grown Diamond, D IF, IGI LG706566862$1,002
  10. 3.43 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706566863$826
  11. 3.2 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706571461$1,026
  12. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG707536956$922
  13. 3.22 Carat Round Lab-Grown Diamond, D IF, IGI LG707536957$924
  14. 3.24 Carat Round Lab-Grown Diamond, D VVS1, IGI LG707536958$782
  15. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG707536960$814
  16. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG707536970$884
  17. 3.68 Carat Round Lab-Grown Diamond, D IF, IGI LG707536975$1,314
  18. 3.67 Carat Round Lab-Grown Diamond, D IF, IGI LG707536976$1,310
  19. 3.56 Carat Round Lab-Grown Diamond, D IF, IGI LG707536978$1,272
  20. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG707536981$1,258
  21. 3.39 Carat Round Lab-Grown Diamond, D VVS1, IGI LG709517655$816
  22. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG709531140$890
  23. 3.13 Carat Round Lab-Grown Diamond, D IF, IGI LG709531141$898
  24. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG709531142$904
  25. 3.16 Carat Round Lab-Grown Diamond, D IF, IGI LG709531144$908
  26. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG709531154$880
  27. 3.36 Carat Round Lab-Grown Diamond, D VVS1, IGI LG709531159$810
  28. 3.52 Carat Round Lab-Grown Diamond, D VVS1, IGI LG709531160$998
  29. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG710569934$870
  30. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG710569935$874
  31. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG710569936$888
  32. 3.14 Carat Round Lab-Grown Diamond, D IF, IGI LG710569938$902
  33. 3.24 Carat Round Lab-Grown Diamond, D VVS1, IGI LG710569940$782
  34. 3.31 Carat Round Lab-Grown Diamond, D IF, IGI LG710569942$948
  35. 3.36 Carat Round Lab-Grown Diamond, D VVS1, IGI LG710569943$810
  36. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG710569946$868
  37. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG710580633$894
  38. 3.13 Carat Round Lab-Grown Diamond, D IF, IGI LG710580634$898
  39. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG710580636$904
  40. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG710580639$922
  41. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG710580649$870
  42. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG710580652$880
  43. 3.27 Carat Round Lab-Grown Diamond, D IF, IGI LG710580654$938
  44. 3.31 Carat Round Lab-Grown Diamond, D IF, IGI LG710580656$948
  45. 3.36 Carat Round Lab-Grown Diamond, D IF, IGI LG710580661$962
  46. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG710580664$880
  47. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG710580667$888
  48. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG710580668$894
  49. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG710580669$888
  50. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG710580670$890
  51. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG710580671$894
  52. 3.39 Carat Round Lab-Grown Diamond, D IF, IGI LG710580673$970
  53. 3.63 Carat Round Lab-Grown Diamond, D IF, IGI LG710580678$1,296
  54. 3.79 Carat Round Lab-Grown Diamond, D IF, IGI LG710580679$1,352
  55. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG711512193$625
  56. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG712512642$868
  57. 3.12 Carat Round Lab-Grown Diamond, D IF, IGI LG712512645$896
  58. 3.14 Carat Round Lab-Grown Diamond, D IF, IGI LG712512646$878
  59. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG712512647$910
  60. 3.30 Carat Round Lab-Grown Diamond, D VVS1, IGI LG712512651$796