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 171

19,373 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. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783654463$501
  2. 3.95 Carat Round Lab-Grown Diamond, F VVS2, IGI LG819621730$1,007
  3. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG786671610$741
  4. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG801668047$602
  5. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG795603566$774
  6. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603569$630
  7. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603571$626
  8. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818611214$847
  9. 3.53 Carat Round Lab-Grown Diamond, G vs2, gcal 330110041$542
  10. 3.27 Carat Round Lab-Grown Diamond, J vs2, gcal 330110433$444
  11. 3.09 Carat Round Lab-Grown Diamond, G si1, gcal 330160230$449
  12. 3.09 Carat Round Lab-Grown Diamond, H vs2, gcal 330160263$468
  13. 3.09 Carat Round Lab-Grown Diamond, H vs1, gcal 330250016$455
  14. 3.08 Carat Round Lab-Grown Diamond, I vs1, gcal 330250054$449
  15. 3.09 Carat Round Lab-Grown Diamond, H vs2, gcal 330250055$468
  16. 3.08 Carat Round Lab-Grown Diamond, G vs1, gcal 330270029$456
  17. 3.27 Carat Round Lab-Grown Diamond, G vs1, gcal 330270031$483
  18. 3.51 Carat Round Lab-Grown Diamond, G vs2, gcal 330270049$539
  19. 3.53 Carat Round Lab-Grown Diamond, G vs2, gcal 330270051$542
  20. 3 Carat Round Lab-Grown Diamond, G si1, gcal 330310223$437
  21. 3.09 Carat Round Lab-Grown Diamond, H vs2, gcal 330310267$468
  22. 3.51 Carat Round Lab-Grown Diamond, H vs2, gcal 330580288$528
  23. 3.07 Carat Round Lab-Grown Diamond, H vs2, gcal 330610305$465
  24. 3.08 Carat Round Lab-Grown Diamond, H si1, gcal 330610308$458
  25. 3.58 Carat Round Lab-Grown Diamond, G vs1, gcal 330610312$566
  26. 3.59 Carat Round Lab-Grown Diamond, G vs1, gcal 330610314$567
  27. 3.07 Carat Round Lab-Grown Diamond, H vs2, gcal 330610318$465
  28. 3.53 Carat Round Lab-Grown Diamond, F si1, gcal 330610322$547
  29. 3.07 Carat Round Lab-Grown Diamond, G vs1, gcal 330670063$455
  30. 3.52 Carat Round Lab-Grown Diamond, G vs2, gcal 330740293$540
  31. 3.07 Carat Round Lab-Grown Diamond, H vs2, gcal 330810053$465
  32. 3.52 Carat Round Lab-Grown Diamond, F si1, gcal 330810055$546
  33. 3.54 Carat Round Lab-Grown Diamond, H vs2, gcal 330810057$532
  34. 3.08 Carat Round Lab-Grown Diamond, H vvs2, gcal 330810078$466
  35. 3.56 Carat Round Lab-Grown Diamond, G vs2, gcal 330810081$546
  36. 3.56 Carat Round Lab-Grown Diamond, H vs2, gcal 330810082$535
  37. 3.52 Carat Round Lab-Grown Diamond, H vs2, gcal 330890022$529
  38. 3.52 Carat Round Lab-Grown Diamond, F si1, gcal 330890023$546
  39. 3.57 Carat Round Lab-Grown Diamond, H vs2, gcal 330900026$536
  40. 3.09 Carat Round Lab-Grown Diamond, H vs1, gcal 330900061$455
  41. 3.56 Carat Round Lab-Grown Diamond, G vs2, gcal 330900102$546
  42. 3.01 Carat Round Lab-Grown Diamond, H vs2, gcal 330900129$456
  43. 3.05 Carat Round Lab-Grown Diamond, H vs2, gcal 331030129$462
  44. 3.34 Carat Round Lab-Grown Diamond, E VVS2, IGI LG819619446$571
  45. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG819619463$496
  46. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG670483732$616
  47. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG698572395$616
  48. 3.65 Carat Round Lab-Grown Diamond, F fl, igi LG784649790$2,635
  49. 3.09 Carat Round Lab-Grown Diamond, D fl, igi LG789612887$1,976
  50. 3.54 Carat Round Lab-Grown Diamond, D fl, igi LG789612891$2,893
  51. 3.06 Carat Round Lab-Grown Diamond, D fl, igi LG789612899$1,957
  52. 3.84 Carat Round Lab-Grown Diamond, D fl, igi LG790622875$3,138
  53. 3.62 Carat Round Lab-Grown Diamond, D fl, igi LG790622879$2,958
  54. 3.88 Carat Round Lab-Grown Diamond, D fl, igi LG790698741$3,171
  55. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680639$573
  56. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680637$573
  57. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680640$573
  58. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680641$573
  59. 3.81 Carat Round Lab-Grown Diamond, D VS1, IGI LG803654235$829
  60. 3.88 Carat Round Lab-Grown Diamond, D VS1, IGI LG810620824$830