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 299

19,409 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. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG844641676$569
  2. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844632417$568
  3. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844627708$571
  4. 3.09 Carat Round Lab-Grown Diamond, F VS1, IGI LG844622113$523
  5. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844630392$581
  6. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844626448$574
  7. 3.63 Carat Round Lab-Grown Diamond, G VVS2, IGI LG844641669$491
  8. 3.29 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844645452$507
  9. 3.1 Carat Round Lab-Grown Diamond, G VVS2, IGI LG844671061$504
  10. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG844653241$571
  11. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844630273$568
  12. 3.08 Carat Round Lab-Grown Diamond, F VS2, IGI LG844645084$531
  13. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843694670$572
  14. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844627703$576
  15. 3.1 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844637586$540
  16. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844637841$576
  17. 3.18 Carat Round Lab-Grown Diamond, G VVS2, IGI LG845697202$491
  18. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844640290$570
  19. 3.1 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844626043$545
  20. 3.1 Carat Round Lab-Grown Diamond, D VS1, IGI LG844623296$711
  21. 3.05 Carat Round Lab-Grown Diamond, F VVS1, IGI LG844645085$611
  22. 3.07 Carat Round Lab-Grown Diamond, F VS1, IGI LG844645205$545
  23. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844653304$570
  24. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844626045$563
  25. 3.1 Carat Round Lab-Grown Diamond, G VVS2, IGI LG844637863$479
  26. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844632536$581
  27. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844608382$571
  28. 3.1 Carat Round Lab-Grown Diamond, D VS1, IGI LG844641545$706
  29. 3.07 Carat Round Lab-Grown Diamond, F VS1, IGI LG844618206$545
  30. 3.07 Carat Round Lab-Grown Diamond, G VS1, IGI LG844645159$500
  31. 3.11 Carat Round Lab-Grown Diamond, F VS1, IGI LG844641532$531
  32. 3.06 Carat Round Lab-Grown Diamond, F VS1, IGI LG844627704$548
  33. 3.01 Carat Round Lab-Grown Diamond, G VVS2, IGI LG844632567$495
  34. 3.34 Carat Round Lab-Grown Diamond, D FL, IGI LG840632383$1,749
  35. 3.7 Carat Round Lab-Grown Diamond, F FL, IGI LG840632431$2,170
  36. 3.83 Carat Round Lab-Grown Diamond, D VVS2, IGI LG788666391$1,078
  37. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG842637882$522
  38. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG842652422$788
  39. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG842661298$669
  40. 3.43 Carat Round Lab-Grown Diamond, D IF, IGI LG843692585$1,179
  41. 3 Carat Round Lab-Grown Diamond, D VS1, IGI LG843625189$668
  42. 3.00 Carat Round Lab-Grown Diamond, F VS1, IGI LG825655087$466
  43. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831655738$560
  44. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836607705$524
  45. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630280$837
  46. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630869$840
  47. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630877$519
  48. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837645833$522
  49. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623335$522
  50. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623345$522
  51. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623349$522
  52. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623353$840
  53. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623354$522
  54. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623362$524
  55. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623367$840
  56. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623371$840
  57. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623375$524
  58. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623401$515
  59. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838623402$840
  60. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838650901$519