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 191

19,956 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. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649218$662
  2. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649219$661
  3. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649230$657
  4. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649231$638
  5. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649232$638
  6. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG823649233$637
  7. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823649237$638
  8. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823691283$570
  9. 3.94 Carat Round Lab-Grown Diamond, F VVS2, IGI LG826639460$1,005
  10. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG702542824$613
  11. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG818635970$589
  12. 3.53 Carat Round Lab-Grown Diamond, E VS1, GIA 2517898523$1,828
  13. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG811622083$1,505
  14. 3.02 Carat Round Lab-Grown Diamond, F VVS1, IGI LG812620419$644
  15. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG812621045$1,004
  16. 3.02 Carat Round Lab-Grown Diamond, E FL, IGI LG818674956$1,613
  17. 3.3 Carat Round Lab-Grown Diamond, D FL, IGI LG821669529$1,728
  18. 3.61 Carat Round Lab-Grown Diamond, E VVS2, IGI LG806615202$629
  19. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG823643705$497
  20. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG823675416$497
  21. 3.03 Carat Round Lab-Grown Diamond, D FL, IGI LG813622826$2,313
  22. 3.06 Carat Round Lab-Grown Diamond, D FL, IGI LG813622849$2,335
  23. 3.54 Carat Round Lab-Grown Diamond, D FL, IGI LG821675621$2,762
  24. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG821675622$2,328
  25. 3.71 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG826666321$661
  26. 3.5 Carat Round Lab-Grown Diamond, FANCY LIGHT PINK VS1, IGI LG826666333$724
  27. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG816615464$2,376
  28. 3.26 Carat Round Lab-Grown Diamond, E VVS2, IGI LG826627938$510
  29. 3.1 Carat Round Lab-Grown Diamond, D VS1, IGI LG751515025$759
  30. 3.44 Carat Round Lab-Grown Diamond, E VVS1, IGI LG825611128$713
  31. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG799682523$766
  32. 3.27 Carat Round Lab-Grown Diamond, F VVS2, IGI LG819699781$834
  33. 3.21 Carat Round Lab-Grown Diamond, F VVS2, IGI LG773602154$819
  34. 3.2 Carat Round Lab-Grown Diamond, F VVS2, IGI LG777631828$816
  35. 3.2 Carat Round Lab-Grown Diamond, F VVS2, IGI LG793635468$816
  36. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825687470$517
  37. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825687636$574
  38. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG826611020$575
  39. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG826611022$575
  40. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG821669678$626
  41. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG828661824$650
  42. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG818675686$494
  43. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG729591963$1,124
  44. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG731504256$1,124
  45. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG732562130$1,124
  46. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG733535824$1,124
  47. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG793645811$629
  48. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG793646318$629
  49. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626917$533
  50. 3.56 Carat Round Lab-Grown Diamond, D VS1, IGI LG800643588$764
  51. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG804646861$536
  52. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG809656564$575
  53. 3.91 Carat Round Lab-Grown Diamond, D FL, IGI LG817693409$2,866
  54. 3.20 Carat Round Lab-Grown Diamond, D FL, IGI LG817693410$1,607
  55. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG823683719$475
  56. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG823683750$470
  57. 3.64 Carat Round Lab-Grown Diamond, E VVS1, GIA 3475935848$2,104
  58. 3.53 Carat Round Lab-Grown Diamond, D fl, igi LG821601135$2,913
  59. 3.85 Carat Round Lab-Grown Diamond, D fl, igi LG821650419$3,146
  60. 3.38 Carat Round Lab-Grown Diamond, D fl, igi LG825676379$2,304