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 128

19,719 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. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG778655913$629
  2. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778655916$645
  3. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG778655918$588
  4. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778655929$524
  5. 3.59 Carat Round Lab-Grown Diamond, E VS2, IGI LG778655930$560
  6. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657232$659
  7. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657235$1,029
  8. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG778657248$615
  9. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657249$638
  10. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG778657250$615
  11. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657255$645
  12. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778660570$659
  13. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG778660572$634
  14. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778660575$654
  15. 3.37 Carat Round Lab-Grown Diamond, E SI1, IGI LG783606280$515
  16. 3.40 Carat Round Lab-Grown Diamond, E VS2, IGI LG783606286$531
  17. 3.25 Carat Round Lab-Grown Diamond, D FL, GCAL 360696302$11,603
  18. 3.10 Carat Round Lab-Grown Diamond, F VS1, IGI LG691574131$514
  19. 3.09 Carat Round Lab-Grown Diamond, F VS1, IGI LG694504722$517
  20. 3.06 Carat Round Lab-Grown Diamond, F VS1, IGI LG694510557$512
  21. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG781652728$455
  22. 3.73 Carat Round Lab-Grown Diamond, E VS1, GIA 6462772118$1,435
  23. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG782611154$490
  24. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG782695890$484
  25. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG782695949$489
  26. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783606499$493
  27. 3.37 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754595221$977
  28. 3.39 Carat Round Lab-Grown Diamond, D IF, IGI LG754595254$1,134
  29. 3 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754595403$791
  30. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754595433$940
  31. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG754595434$861
  32. 3.1 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754595436$899
  33. 3.43 Carat Round Lab-Grown Diamond, E VVS1, IGI LG778659044$848
  34. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754595435$780
  35. 3.83 Carat Round Lab-Grown Diamond, E VVS1, IGI LG776631071$1,009
  36. 3.07 Carat Round Lab-Grown Diamond, E VVS1, IGI LG776631073$745
  37. 3.69 Carat Round Lab-Grown Diamond, E VS1, IGI LG776642997$592
  38. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG774654751$469
  39. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774656446$624
  40. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776642106$645
  41. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG778655757$498
  42. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656690$526
  43. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656727$657
  44. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG778656733$570
  45. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG778656736$532
  46. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659741$643
  47. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659745$659
  48. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659754$662
  49. 3.91 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659759$633
  50. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659760$657
  51. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659771$657
  52. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659781$654
  53. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659792$641
  54. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659794$662
  55. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659801$654
  56. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG778659812$634
  57. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778659814$662
  58. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG778660582$615
  59. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778660585$662
  60. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778660657$662