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 147

19,305 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. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG789621148$594
  2. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG789622085$483
  3. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634527$662
  4. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634536$685
  5. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634541$645
  6. 3.95 Carat Round Lab-Grown Diamond, F VS1, IGI LG789634544$598
  7. 3.97 Carat Round Lab-Grown Diamond, E VS1, IGI LG789634547$659
  8. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634549$644
  9. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634564$645
  10. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634570$654
  11. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634572$641
  12. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634587$522
  13. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634590$654
  14. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634591$643
  15. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG789634605$619
  16. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634610$643
  17. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634623$654
  18. 3.00 Carat Round Lab-Grown Diamond, F VVS2, IGI LG790603984$540
  19. 3.17 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790604298$1,183
  20. 3.70 Carat Round Lab-Grown Diamond, E FL, IGI LG790606731$1,558
  21. 3.71 Carat Round Lab-Grown Diamond, D FL, IGI LG790606734$2,037
  22. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790607121$808
  23. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790607126$616
  24. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608205$978
  25. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608229$989
  26. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608280$986
  27. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790610290$582
  28. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG790611594$2,073
  29. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG790611603$1,593
  30. 3.67 Carat Round Lab-Grown Diamond, D FL, IGI LG790611673$7,192
  31. 3.29 Carat Round Lab-Grown Diamond, D FL, IGI LG790611675$1,652
  32. 3.90 Carat Round Lab-Grown Diamond, D FL, IGI LG790611685$2,983
  33. 3.31 Carat Round Lab-Grown Diamond, D FL, IGI LG790611761$1,693
  34. 3.73 Carat Round Lab-Grown Diamond, D FL, IGI LG790611762$2,195
  35. 3.70 Carat Round Lab-Grown Diamond, D FL, IGI LG790611770$2,178
  36. 3.58 Carat Round Lab-Grown Diamond, D FL, IGI LG790611775$2,108
  37. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG790611944$1,658
  38. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG790611949$1,728
  39. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG790611986$1,694
  40. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG790612058$1,662
  41. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG790612059$3,328
  42. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG790625340$682
  43. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626158$867
  44. 3.07 Carat Round Lab-Grown Diamond, D VVS1, IGI LG790626159$981
  45. 3.11 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626163$721
  46. 3.10 Carat Round Lab-Grown Diamond, E IF, IGI LG790626166$974
  47. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626168$867
  48. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638580$641
  49. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638582$644
  50. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638584$534
  51. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638591$641
  52. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638592$524
  53. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638624$659
  54. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638643$644
  55. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638645$615
  56. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638646$654
  57. 3.97 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638655$687
  58. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638656$630
  59. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638658$654
  60. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638659$655