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 201

15,605 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. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615728$496
  2. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615762$494
  3. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635684$517
  4. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635685$517
  5. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635686$517
  6. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635688$517
  7. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635694$511
  8. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635698$508
  9. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635704$572
  10. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG819661392$722
  11. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735513203$941
  12. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG738516138$941
  13. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811622553$923
  14. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626841$742
  15. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626842$539
  16. 3.12 Carat Round Lab-Grown Diamond, E VS1, IGI LG786681162$494
  17. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG795604563$2,328
  18. 3.05 Carat Round Lab-Grown Diamond, E FL, IGI LG807625456$1,680
  19. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG813622785$2,328
  20. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG771662685$491
  21. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783654463$500
  22. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626914$535
  23. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816626915$791
  24. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626918$543
  25. 3.95 Carat Round Lab-Grown Diamond, F VVS2, IGI LG819621730$1,007
  26. 3.04 Carat Round Lab-Grown Diamond, D FL, IGI LG817695373$1,597
  27. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG801668047$602
  28. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG795603566$724
  29. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603569$594
  30. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603571$591
  31. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818611214$847
  32. 3.08 Carat Round Lab-Grown Diamond, G VS1, GCAL 322780111$424
  33. 3.01 Carat Round Lab-Grown Diamond, G VS2, GCAL 323000278$414
  34. 3.28 Carat Round Lab-Grown Diamond, G VS1, GCAL 330110039$449
  35. 3.53 Carat Round Lab-Grown Diamond, G VS2, GCAL 330110041$498
  36. 3.27 Carat Round Lab-Grown Diamond, J VS2, GCAL 330110433$409
  37. 3.09 Carat Round Lab-Grown Diamond, G SI1, GCAL 330160230$420
  38. 3.09 Carat Round Lab-Grown Diamond, H VS2, GCAL 330160263$435
  39. 3.01 Carat Round Lab-Grown Diamond, G VS2, GCAL 330160294$414
  40. 3.08 Carat Round Lab-Grown Diamond, G VS2, GCAL 330160344$424
  41. 3.05 Carat Round Lab-Grown Diamond, G VS2, GCAL 330180001$420
  42. 3.53 Carat Round Lab-Grown Diamond, G VS1, GCAL 330180153$508
  43. 3.09 Carat Round Lab-Grown Diamond, H VS1, GCAL 330250016$420
  44. 3.08 Carat Round Lab-Grown Diamond, I VS1, GCAL 330250054$416
  45. 3.09 Carat Round Lab-Grown Diamond, H VS2, GCAL 330250055$435
  46. 3.08 Carat Round Lab-Grown Diamond, G VS1, GCAL 330270029$424
  47. 3.27 Carat Round Lab-Grown Diamond, G VS1, GCAL 330270031$448
  48. 3.51 Carat Round Lab-Grown Diamond, G VS2, GCAL 330270049$496
  49. 3.53 Carat Round Lab-Grown Diamond, G VS2, GCAL 330270051$498
  50. 3.00 Carat Round Lab-Grown Diamond, G SI1, GCAL 330310223$409
  51. 3.09 Carat Round Lab-Grown Diamond, H VS2, GCAL 330310267$435
  52. 3.51 Carat Round Lab-Grown Diamond, H VS2, GCAL 330580288$490
  53. 3.07 Carat Round Lab-Grown Diamond, H VS2, GCAL 330610305$433
  54. 3.08 Carat Round Lab-Grown Diamond, G VS2, GCAL 330610307$424
  55. 3.08 Carat Round Lab-Grown Diamond, H SI1, GCAL 330610308$424
  56. 3.58 Carat Round Lab-Grown Diamond, G VS1, GCAL 330610312$515
  57. 3.59 Carat Round Lab-Grown Diamond, G VS1, GCAL 330610314$517
  58. 3.07 Carat Round Lab-Grown Diamond, H VS2, GCAL 330610318$433
  59. 3.53 Carat Round Lab-Grown Diamond, F SI1, GCAL 330610322$504
  60. 3.07 Carat Round Lab-Grown Diamond, G VS1, GCAL 330670063$423