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 170

15,592 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. 3.70 Carat Round Lab-Grown Diamond, E FL, IGI LG790606731$1,558
  2. 3.71 Carat Round Lab-Grown Diamond, D FL, IGI LG790606734$2,586
  3. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790607121$776
  4. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790607126$575
  5. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608205$978
  6. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608229$989
  7. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608280$986
  8. 3.03 Carat Round Lab-Grown Diamond, F VVS2, IGI LG790608290$455
  9. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790610228$555
  10. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790610233$555
  11. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790610240$1,053
  12. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG790611594$2,400
  13. 3.67 Carat Round Lab-Grown Diamond, D FL, IGI LG790611673$7,192
  14. 3.29 Carat Round Lab-Grown Diamond, D FL, IGI LG790611675$1,714
  15. 3.90 Carat Round Lab-Grown Diamond, D FL, IGI LG790611685$3,885
  16. 3.31 Carat Round Lab-Grown Diamond, D FL, IGI LG790611761$1,723
  17. 3.73 Carat Round Lab-Grown Diamond, D FL, IGI LG790611762$2,478
  18. 3.58 Carat Round Lab-Grown Diamond, D FL, IGI LG790611775$2,440
  19. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG790611942$1,606
  20. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG790611944$1,687
  21. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG790611949$1,758
  22. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG790611986$1,771
  23. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG790612059$5,019
  24. 3.07 Carat Round Lab-Grown Diamond, D FL, IGI LG790612060$1,715
  25. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790625462$1,163
  26. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626158$867
  27. 3.07 Carat Round Lab-Grown Diamond, D VVS1, IGI LG790626159$981
  28. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG790626160$962
  29. 3.11 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626163$721
  30. 3.10 Carat Round Lab-Grown Diamond, E IF, IGI LG790626166$974
  31. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626168$867
  32. 3.77 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790629550$698
  33. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638580$641
  34. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638582$644
  35. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI LG790638586$478
  36. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638591$641
  37. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638592$571
  38. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638624$659
  39. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638643$644
  40. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638645$615
  41. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638646$654
  42. 3.97 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638655$687
  43. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638656$630
  44. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638658$654
  45. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638659$655
  46. 3.41 Carat Round Lab-Grown Diamond, F VS1, IGI LG790638663$492
  47. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638674$655
  48. 3.49 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638676$520
  49. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638677$556
  50. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638682$659
  51. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638689$644
  52. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG790638702$529
  53. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638709$578
  54. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638711$488
  55. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790638717$662
  56. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790642320$769
  57. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790642559$623
  58. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790642730$619
  59. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790642786$612
  60. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790642832$617