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 122

19,812 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. 3.06 Carat Round Lab-Grown Diamond, D VVS1, IGI LG770680867$918
  2. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772611020$601
  3. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772611029$610
  4. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772611034$612
  5. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772616951$612
  6. 3.40 Carat Round Lab-Grown Diamond, D VVS1, IGI LG772617037$820
  7. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772617487$864
  8. 3.03 Carat Round Lab-Grown Diamond, E IF, IGI LG772619639$673
  9. 3.32 Carat Round Lab-Grown Diamond, G VVS2, IGI LG772619644$459
  10. 3.95 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772619670$685
  11. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG772624224$722
  12. 3.31 Carat Round Lab-Grown Diamond, E VS1, IGI LG773635530$601
  13. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774604525$655
  14. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG774609605$617
  15. 3.85 Carat Round Lab-Grown Diamond, E VS1, IGI LG774609880$694
  16. 3.57 Carat Round Lab-Grown Diamond, F VS1, IGI LG774642622$630
  17. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG775621576$658
  18. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG777604930$561
  19. 3.51 Carat Round Lab-Grown Diamond, D VVS1, IGI LG778678608$2,297
  20. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576778$738
  21. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG739576796$699
  22. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576798$745
  23. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577612$738
  24. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577619$741
  25. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG758538480$710
  26. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772611022$601
  27. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576775$687
  28. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576780$738
  29. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576787$743
  30. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577609$738
  31. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG739577623$697
  32. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577627$743
  33. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG739577913$683
  34. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG760598940$752
  35. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772611030$598
  36. 3.75 Carat Round Lab-Grown Diamond, F VVS2, IGI LG774609598$689
  37. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG778685802$472
  38. 3.45 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754576344$879
  39. 3.47 Carat Round Lab-Grown Diamond, D IF, IGI LG754576345$1,005
  40. 3.83 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754576372$1,465
  41. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG761544982$528
  42. 3.02 Carat Round Lab-Grown Diamond, D SI1, IGI LG762520487$438
  43. 3.43 Carat Round Lab-Grown Diamond, D VVS1, IGI LG768631528$826
  44. 3.59 Carat Round Lab-Grown Diamond, D IF, IGI LG768631530$1,268
  45. 3.67 Carat Round Lab-Grown Diamond, D IF, IGI LG768631531$1,296
  46. 3.70 Carat Round Lab-Grown Diamond, D VVS1, IGI LG768631532$1,020
  47. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG770659724$1,219
  48. 3.03 Carat Round Lab-Grown Diamond, F VVS1, IGI LG770681293$581
  49. 3.09 Carat Round Lab-Grown Diamond, G VVS1, IGI LG770681461$590
  50. 3.27 Carat Round Lab-Grown Diamond, H VVS2, IGI LG772619996$424
  51. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG774675831$850
  52. 3.45 Carat Round Lab-Grown Diamond, F VS1, IGI LG776615533$468
  53. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG776647064$989
  54. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG776686611$848
  55. 3.06 Carat Round Lab-Grown Diamond, G VS2, IGI LG778616459$506
  56. 3.54 Carat Round Lab-Grown Diamond, F VVS2, IGI LG774662708$527
  57. 3.09 Carat Round Lab-Grown Diamond, D IF, GCAL 360506022$2,318
  58. 3.39 Carat Round Lab-Grown Diamond, D IF, GCAL 360506023$2,541
  59. 3.50 Carat Round Lab-Grown Diamond, D IF, GCAL 360506119$3,536
  60. 3.03 Carat Round Lab-Grown Diamond, G VS1, IGI LG770622726$433