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 6

18,814 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, G VS1, IGI LG541284300$12,025
  2. 3.02 Carat Round Lab-Grown Diamond, G VS1, IGI LG550246894$11,986
  3. 3.03 Carat Round Lab-Grown Diamond, G VS1, IGI LG563201224$12,025
  4. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG567353586$11,947
  5. 3.08 Carat Round Lab-Grown Diamond, G VS1, IGI LG567371528$12,220
  6. 3.00 Carat Round Lab-Grown Diamond, G VS1, IGI LG567371552$11,908
  7. 3.00 Carat Round Lab-Grown Diamond, G VS1, IGI LG567371553$11,908
  8. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG567377104$11,947
  9. 3.10 Carat Round Lab-Grown Diamond, G VS1, IGI LG573300797$12,297
  10. 3.44 Carat Round Lab-Grown Diamond, F VS2, IGI LG591314080$700
  11. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG620432607$19,089
  12. 3.04 Carat Round Lab-Grown Diamond, E VS2, IGI LG623476059$550
  13. 3.56 Carat Round Lab-Grown Diamond, F VS2, IGI LG626426114$659
  14. 3.40 Carat Round Lab-Grown Diamond, G VS1, IGI LG632417265$693
  15. 3.70 Carat Round Lab-Grown Diamond, F VS1, IGI LG634405401$750
  16. 3.31 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634405579$687
  17. 3.15 Carat Round Lab-Grown Diamond, D VS1, GIA 2486589183$1,379
  18. 3.20 Carat Round Lab-Grown Diamond, D VVS2, IGI 627459169$2,457
  19. 3.18 Carat Round Lab-Grown Diamond, D VVS1, GIA 6462877649$3,896
  20. 3.10 Carat Round Lab-Grown Diamond, F IF, IGI LG605356205$1,282
  21. 3.46 Carat Round Lab-Grown Diamond, H VVS2, IGI LG579383361$703
  22. 3.02 Carat Round Lab-Grown Diamond, G VS2, IGI LG602356631$496
  23. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG665423547$697
  24. 3.19 Carat Round Lab-Grown Diamond, D VVS1, IGI LG665445162$958
  25. 3.15 Carat Round Lab-Grown Diamond, D VVS1, IGI LG668432064$946
  26. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG668432066$932
  27. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG668432195$955
  28. 3.10 Carat Round Lab-Grown Diamond, F VVS2, IGI LG617417866$529
  29. 3.19 Carat Round Lab-Grown Diamond, E VS1, IGI LG572368885$669
  30. 3.27 Carat Round Lab-Grown Diamond, G VS1, IGI LG572368894$668
  31. 3.64 Carat Round Lab-Grown Diamond, F VS1, IGI LG623496985$811
  32. 3.24 Carat Round Lab-Grown Diamond, H VS1, IGI LG623496998$637
  33. 3.27 Carat Round Lab-Grown Diamond, E VS1, IGI LG623496999$685
  34. 3.39 Carat Round Lab-Grown Diamond, E VS1, IGI LG623497006$710
  35. 3.20 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429649$671
  36. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429651$675
  37. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429652$675
  38. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429676$720
  39. 3.62 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429684$692
  40. 3.33 Carat Round Lab-Grown Diamond, F VS1, IGI LG632429687$745
  41. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG632429703$736
  42. 3.73 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429746$711
  43. 3.39 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407181$710
  44. 3.20 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407183$720
  45. 3.26 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407192$732
  46. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407194$692
  47. 3.41 Carat Round Lab-Grown Diamond, G VVS2, IGI LG634407196$757
  48. 3.21 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407208$673
  49. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407209$675
  50. 3.23 Carat Round Lab-Grown Diamond, F VS1, IGI LG634407210$724
  51. 3.24 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407211$728
  52. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407226$713
  53. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG646480996$692
  54. 3.31 Carat Round Lab-Grown Diamond, F VS1, IGI LG646480997$741
  55. 3.23 Carat Round Lab-Grown Diamond, E VS1, IGI LG646481045$678
  56. 3.31 Carat Round Lab-Grown Diamond, D VS1, IGI LG654471700$774
  57. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG654471728$720
  58. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG587386584$1,448
  59. 3.06 Carat Round Lab-Grown Diamond, F VS2, IGI LG660479989$602
  60. 3.03 Carat Round Lab-Grown Diamond, G VS1, IGI LG648437574$508