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 131

19,408 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. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784679287$784
  2. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG783658443$731
  3. 3.04 Carat Round Lab-Grown Diamond, E IF, IGI LG784604833$724
  4. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG786668444$563
  5. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG786693340$563
  6. 3.00 Carat Round Lab-Grown Diamond, E VVS1, IGI LG729596188$797
  7. 3.71 Carat Round Lab-Grown Diamond, E VVS1, IGI LG779631583$790
  8. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG694502645$850
  9. 3.48 Carat Round Lab-Grown Diamond, E VS1, IGI LG786616982$531
  10. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786616983$541
  11. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786619788$486
  12. 3.65 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786671746$587
  13. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786671753$493
  14. 3.39 Carat Round Lab-Grown Diamond, E VS1, IGI LG786671757$519
  15. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG786671767$483
  16. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786671801$490
  17. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG723548095$707
  18. 3.00 Carat Round Lab-Grown Diamond, D VS1, IGI LG731587836$648
  19. 3.25 Carat Round Lab-Grown Diamond, D FL, IGI LG780685542$2,243
  20. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784688196$491
  21. 3.40 Carat Round Lab-Grown Diamond, D VVS2, IGI LG785614406$1,201
  22. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG786616999$624
  23. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786617042$494
  24. 3.26 Carat Round Lab-Grown Diamond, E FL, GCAL 360856207$10,918
  25. 3.75 Carat Round Lab-Grown Diamond, D VS1, IGI LG743521826$872
  26. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575972$713
  27. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG756596157$713
  28. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG759509476$545
  29. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG765640173$766
  30. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG770636173$536
  31. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG775608911$644
  32. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659776$514
  33. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778668218$571
  34. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG779638317$669
  35. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780646683$595
  36. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629230$643
  37. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629472$654
  38. 3.94 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629485$637
  39. 3.95 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629945$638
  40. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629950$662
  41. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629968$643
  42. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629977$644
  43. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG781629978$654
  44. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629984$644
  45. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629987$532
  46. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629995$661
  47. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630240$643
  48. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG781630251$620
  49. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630263$652
  50. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630526$645
  51. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG781630530$634
  52. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630538$641
  53. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781631231$638
  54. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG781631249$613
  55. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG783654163$834
  56. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG783654164$834
  57. 3.94 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784650634$683
  58. 3.36 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784687956$577
  59. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG787630665$580
  60. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG787630666$580