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 112

19,879 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. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550556$840
  2. 3.46 Carat Round Lab-Grown Diamond, D VVS2, IGI LG750550557$868
  3. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550567$832
  4. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG750550576$808
  5. 3.46 Carat Round Lab-Grown Diamond, D VVS2, IGI LG750550577$868
  6. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550579$839
  7. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550596$839
  8. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550597$839
  9. 3.20 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550610$780
  10. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550611$809
  11. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550612$787
  12. 3.27 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550617$797
  13. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550618$787
  14. 3.22 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550623$785
  15. 3.21 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550626$734
  16. 3.22 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550630$785
  17. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550645$757
  18. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550648$748
  19. 3.20 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550700$780
  20. 3.26 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550707$745
  21. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550752$741
  22. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550754$750
  23. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550755$687
  24. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750550757$736
  25. 3.21 Carat Round Lab-Grown Diamond, E VS1, IGI LG750550760$734
  26. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761552101$531
  27. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761552325$531
  28. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG772606501$524
  29. 3.13 Carat Round Lab-Grown Diamond, D IF, GCAL 360096516$2,348
  30. 3.18 Carat Round Lab-Grown Diamond, D IF, GCAL 360096517$3,301
  31. 3.36 Carat Round Lab-Grown Diamond, D IF, GCAL 360096519$2,519
  32. 3.72 Carat Round Lab-Grown Diamond, D IF, GCAL 360096520$3,745
  33. 3.06 Carat Round Lab-Grown Diamond, D IF, GCAL 360096562$2,296
  34. 3.06 Carat Round Lab-Grown Diamond, D VVS1, GCAL 360096563$1,523
  35. 3.25 Carat Round Lab-Grown Diamond, D IF, GCAL 360096564$2,436
  36. 3.00 Carat Round Lab-Grown Diamond, E SI1, IGI LG763615028$396
  37. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG764677075$744
  38. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764679411$604
  39. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764679555$558
  40. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764679556$558
  41. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764690488$568
  42. 3.02 Carat Round Lab-Grown Diamond, D vs1, igi LG769660721$678
  43. 3.49 Carat Round Lab-Grown Diamond, E VS1, IGI LG733542811$567
  44. 3.75 Carat Round Lab-Grown Diamond, E VVS2, IGI LG749570127$620
  45. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG763616456$609
  46. 3 Carat Round Lab-Grown Diamond, D IF, GCAL 353166406$2,142
  47. 3.4 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353336139$1,561
  48. 3.97 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353436348$1,451
  49. 3.7 Carat Round Lab-Grown Diamond, D FL, GCAL 353606152$13,209
  50. 3.4 Carat Round Lab-Grown Diamond, D FL, GCAL 360216300$12,138
  51. 3.01 Carat Round Lab-Grown Diamond, E VVS2, GCAL 360286010$1,254
  52. 3.51 Carat Round Lab-Grown Diamond, E VVS2, GCAL 360286011$1,641
  53. 3.28 Carat Round Lab-Grown Diamond, E VS1, IGI LG743563873$491
  54. 3.01 Carat Round Lab-Grown Diamond, E SI1, IGI LG765611778$386
  55. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG756580612$655
  56. 3.74 Carat Round Lab-Grown Diamond, H VS1, IGI LG766649778$536
  57. 3.37 Carat Round Lab-Grown Diamond, E VVS2, IGI LG769613468$776
  58. 3.34 Carat Round Lab-Grown Diamond, D VVS2, IGI LG769665356$1,182
  59. 3.26 Carat Round Lab-Grown Diamond, E VVS2, IGI LG769665360$752
  60. 3.16 Carat Round Lab-Grown Diamond, E VVS2, IGI LG769665367$729