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 39

15,877 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. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG705520841$512
  2. 3.20 Carat Round Lab-Grown Diamond, E VVS2, IGI LG705543382$518
  3. 3.4 Carat Round Lab-Grown Diamond, D IF, IGI LG708567916$1,639
  4. 3.97 Carat Round Lab-Grown Diamond, D VS2, IGI LG709518107$709
  5. 3.12 Carat Round Lab-Grown Diamond, E VS2, IGI LG709530731$490
  6. 3.22 Carat Round Lab-Grown Diamond, D VVS2, IGI LG710514631$876
  7. 3.27 Carat Round Lab-Grown Diamond, D vvs2, igi LG711504819$755
  8. 3.58 Carat Round Lab-Grown Diamond, D VVS1, GIA 1525241129$2,410
  9. 3.72 Carat Round Lab-Grown Diamond, D VVS1, GIA 1529137669$2,277
  10. 3.29 Carat Round Lab-Grown Diamond, D VVS1, GIA 2527137518$1,969
  11. 3.51 Carat Round Lab-Grown Diamond, D VVS1, GIA 2527137688$2,148
  12. 3.39 Carat Round Lab-Grown Diamond, D VVS1, GIA 3515898049$1,844
  13. 3.22 Carat Round Lab-Grown Diamond, E VS1, GIA 6495023409$1,448
  14. 3.65 Carat Round Lab-Grown Diamond, D VVS1, GIA 6521137638$2,234
  15. 3.04 Carat Round Lab-Grown Diamond, D VVS1, GIA 6521294990$1,332
  16. 3.55 Carat Round Lab-Grown Diamond, D VVS1, GIA 6522137636$2,173
  17. 3.78 Carat Round Lab-Grown Diamond, D VVS1, GIA 6525137660$2,313
  18. 3.04 Carat Round Lab-Grown Diamond, F VVS1, IGI LG692558651$591
  19. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG710514026$805
  20. 3.31 Carat Round Lab-Grown Diamond, D vs1, igi LG711512024$711
  21. 3.34 Carat Round Lab-Grown Diamond, D vs1, igi LG711512027$717
  22. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG711521306$580
  23. 3.57 Carat Round Lab-Grown Diamond, G VVS2, IGI 628473482$493
  24. 3.54 Carat Round Lab-Grown Diamond, G VVS2, IGI LG583331470$489
  25. 3.18 Carat Round Lab-Grown Diamond, D IF, IGI LG669421379$1,117
  26. 3.01 Carat Round Lab-Grown Diamond, G VS2, IGI LG674545649$611
  27. 3.28 Carat Round Lab-Grown Diamond, E VS1, IGI LG692565300$834
  28. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG710561240$711
  29. 3.04 Carat Round Lab-Grown Diamond, D IF, GIA 1523329615$2,124
  30. 3.05 Carat Round Lab-Grown Diamond, E VS1, GIA 2507724688$70,424
  31. 3.50 Carat Round Lab-Grown Diamond, D SI1, GIA 5486708555$72,399
  32. 3.04 Carat Round Lab-Grown Diamond, D IF, GIA 6522329702$2,054
  33. 3.04 Carat Round Lab-Grown Diamond, D IF, GIA 7521329685$2,170
  34. 3.00 Carat Round Lab-Grown Diamond, F VS2, IGI LG671492171$533
  35. 3.74 Carat Round Lab-Grown Diamond, D VVS2, IGI LG702559494$1,172
  36. 3.00 Carat Round Lab-Grown Diamond, D VVS1, IGI LG702572564$853
  37. 3.51 Carat Round Lab-Grown Diamond, F VVS2, IGI LG706558501$595
  38. 3.51 Carat Round Lab-Grown Diamond, G VS1, IGI LG706558528$512
  39. 3.53 Carat Round Lab-Grown Diamond, F VVS2, IGI LG706558533$598
  40. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG708573586$692
  41. 3.76 Carat Round Lab-Grown Diamond, D IF, IGI LG710555376$1,295
  42. 3.16 Carat Round Lab-Grown Diamond, D vs1, igi LG710562069$679
  43. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG712554462$544
  44. 3.16 Carat Round Lab-Grown Diamond, E VS1, IGI LG712554465$524
  45. 3.42 Carat Round Lab-Grown Diamond, D vs1, igi LG712554467$735
  46. 3.24 Carat Round Lab-Grown Diamond, D vvs2, igi LG712578152$748
  47. 3.21 Carat Round Lab-Grown Diamond, D vvs2, igi LG712578155$741
  48. 3.91 Carat Round Lab-Grown Diamond, D VS1, IGI LG709523323$745
  49. 3.76 Carat Round Lab-Grown Diamond, E VVS2, IGI LG710589752$710
  50. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG694527176$539
  51. 3.36 Carat Round Lab-Grown Diamond, F VVS2, IGI LG697519346$553
  52. 3.42 Carat Round Lab-Grown Diamond, E VS1, IGI LG700508146$562
  53. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG708573166$586
  54. 3.55 Carat Round Lab-Grown Diamond, F VVS2, IGI LG708573170$590
  55. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG689566571$1,119
  56. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG689566588$1,037
  57. 3.24 Carat Round Lab-Grown Diamond, D IF, IGI LG689566589$1,113
  58. 3.25 Carat Round Lab-Grown Diamond, D IF, IGI LG689566630$1,116
  59. 3.29 Carat Round Lab-Grown Diamond, D IF, IGI LG689566672$1,130
  60. 3.33 Carat Round Lab-Grown Diamond, D VVS1, IGI LG692560358$906