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 308

18,735 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. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG847664138$508
  2. 3.05 Carat Round Lab-Grown Diamond, F VS1, IGI LG847664147$456
  3. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG847689913$608
  4. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG847689915$673
  5. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG847689916$606
  6. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG847689919$491
  7. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG847689925$675
  8. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG847689931$675
  9. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG848629840$675
  10. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG848629846$675
  11. 3.57 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836614594$743
  12. 3.45 Carat Round Lab-Grown Diamond, D FL, IGI LG836614580$1,806
  13. 3.44 Carat Round Lab-Grown Diamond, D FL, IGI LG836614577$1,801
  14. 3.55 Carat Round Lab-Grown Diamond, D FL, IGI LG836614578$2,474
  15. 3.91 Carat Round Lab-Grown Diamond, D FL, IGI LG836614581$2,394
  16. 3.23 Carat Round Lab-Grown Diamond, D FL, IGI LG836614585$1,691
  17. 3.39 Carat Round Lab-Grown Diamond, D VVS1, IGI LG836614588$875
  18. 3 Carat Round Lab-Grown Diamond, D FL, IGI LG836614570$1,612
  19. 3.31 Carat Round Lab-Grown Diamond, D FL, IGI LG836614569$1,733
  20. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG836614567$2,406
  21. 3.32 Carat Round Lab-Grown Diamond, D IF, IGI LG836614582$1,743
  22. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG840634517$1,617
  23. 3.36 Carat Round Lab-Grown Diamond, D FL, IGI LG840634512$1,759
  24. 3.78 Carat Round Lab-Grown Diamond, D FL, IGI LG840634513$2,316
  25. 3.46 Carat Round Lab-Grown Diamond, D FL, IGI LG836616521$1,812
  26. 3.15 Carat Round Lab-Grown Diamond, D FL, IGI LG836616506$1,649
  27. 3.77 Carat Round Lab-Grown Diamond, E FL, IGI LG836616489$2,281
  28. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG836616492$2,412
  29. 3.79 Carat Round Lab-Grown Diamond, D FL, IGI LG836616522$2,322
  30. 3 Carat Round Lab-Grown Diamond, D FL, IGI LG840634516$1,612
  31. 3.07 Carat Round Lab-Grown Diamond, E FL, IGI LG836614586$1,618
  32. 3.82 Carat Round Lab-Grown Diamond, D FL, IGI LG836614572$2,340
  33. 3.76 Carat Round Lab-Grown Diamond, D FL, IGI LG836614575$2,304
  34. 3.17 Carat Round Lab-Grown Diamond, D FL, IGI LG836616540$1,660
  35. 3.09 Carat Round Lab-Grown Diamond, D VVS2, GCAL 362876033$1,295
  36. 3.21 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835639344$491
  37. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846641031$507
  38. 3.66 Carat Round Lab-Grown Diamond, E VS1, IGI LG846654480$494
  39. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG848615060$675
  40. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846660268$552
  41. 3.45 Carat Round Lab-Grown Diamond, F SI1, IGI LG778610675$427
  42. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837697384$682
  43. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG841664638$631
  44. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG842603472$631
  45. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844638919$841
  46. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844662952$841
  47. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844671942$722
  48. 3.00 Carat Round Lab-Grown Diamond, D VS2, IGI LG845670830$539
  49. 3.05 Carat Round Lab-Grown Diamond, E SI1, IGI LG845699857$388
  50. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG844685053$538
  51. 3.06 Carat Round Lab-Grown Diamond, F VS1, IGI LG844685031$498
  52. 3.04 Carat Round Lab-Grown Diamond, F VS1, IGI LG846638162$495
  53. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846638158$557
  54. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG846638159$545
  55. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG846638164$752
  56. 3.02 Carat Round Lab-Grown Diamond, F VS1, IGI LG846638165$491
  57. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG846660211$672
  58. 3.89 Carat Round Lab-Grown Diamond, E VS1, IGI LG773623416$617
  59. 3.89 Carat Round Lab-Grown Diamond, E VS1, IGI LG804610124$617
  60. 3.00 Carat Round Lab-Grown Diamond, H VS1, IGI LG825655402$528