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 160

19,233 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. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG780667843$1,620
  2. 3.41 Carat Round Lab-Grown Diamond, D FL, IGI LG780667846$1,809
  3. 3.14 Carat Round Lab-Grown Diamond, D FL, IGI LG784604266$1,667
  4. 3.18 Carat Round Lab-Grown Diamond, D FL, IGI LG784604406$1,688
  5. 3.84 Carat Round Lab-Grown Diamond, D FL, IGI LG784604407$2,492
  6. 3.10 Carat Round Lab-Grown Diamond, D FL, IGI LG784604641$1,646
  7. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG791609296$1,600
  8. 3.53 Carat Round Lab-Grown Diamond, D FL, IGI LG791609679$2,293
  9. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634136$626
  10. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG804649944$1,597
  11. 3.16 Carat Round Lab-Grown Diamond, F VVS2, IGI LG784634123$508
  12. 3.12 Carat Round Lab-Grown Diamond, D FL, IGI LG799639005$1,591
  13. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG804649947$1,533
  14. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG804649959$1,597
  15. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG793642021$531
  16. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG795614023$536
  17. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG800612149$532
  18. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG800614734$536
  19. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG800667343$535
  20. 3.10 Carat Round Lab-Grown Diamond, D VS2, GIA 1493002298$1,146
  21. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 1497350694$875
  22. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 2484356968$880
  23. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 2486771323$884
  24. 3.01 Carat Round Lab-Grown Diamond, E VS2, GIA 2486822400$858
  25. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 2487477308$880
  26. 3.08 Carat Round Lab-Grown Diamond, E VS2, GIA 2487771220$878
  27. 3.04 Carat Round Lab-Grown Diamond, D VS2, GIA 2496921874$1,122
  28. 3.02 Carat Round Lab-Grown Diamond, E VS2, GIA 2498512112$861
  29. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 3485903875$875
  30. 3.08 Carat Round Lab-Grown Diamond, F VS2, GIA 3495350193$882
  31. 3.26 Carat Round Lab-Grown Diamond, F VS2, GIA 5406724121$932
  32. 3.03 Carat Round Lab-Grown Diamond, E VS2, GIA 6481606673$864
  33. 3.06 Carat Round Lab-Grown Diamond, E VS2, GIA 6495350853$872
  34. 3.52 Carat Round Lab-Grown Diamond, D VS2, GIA 7456925509$1,296
  35. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 7486770962$880
  36. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 7486771328$880
  37. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 7486904083$875
  38. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 7491322552$875
  39. 3.00 Carat Round Lab-Grown Diamond, D VS2, IGI LG750587749$547
  40. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG756513156$494
  41. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG761543328$493
  42. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG778682321$2,505
  43. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG788669863$630
  44. 3.26 Carat Round Lab-Grown Diamond, E VS1, IGI LG799601846$545
  45. 3.03 Carat Round Lab-Grown Diamond, E FL, IGI LG808614476$1,414
  46. 3.02 Carat Round Lab-Grown Diamond, E FL, IGI LG808614482$1,408
  47. 3.00 Carat Round Lab-Grown Diamond, F VVS1, IGI LG809607448$620
  48. 3.78 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772682923$1,986
  49. 3.80 Carat Round Lab-Grown Diamond, D VS1, IGI LG772682926$1,984
  50. 3.78 Carat Round Lab-Grown Diamond, E VS1, IGI LG772682927$1,986
  51. 3.69 Carat Round Lab-Grown Diamond, E VS1, IGI LG772682940$1,984
  52. 3.85 Carat Round Lab-Grown Diamond, E VS1, IGI LG773665182$1,984
  53. 3.79 Carat Round Lab-Grown Diamond, D VVS2, IGI LG775636671$1,986
  54. 3.84 Carat Round Lab-Grown Diamond, D VS1, IGI LG775636672$1,986
  55. 3.80 Carat Round Lab-Grown Diamond, D VVS2, IGI LG776623478$1,984
  56. 3.69 Carat Round Lab-Grown Diamond, E VS1, IGI LG776679808$1,984
  57. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG812628932$3,616
  58. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG812628935$3,627
  59. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG806618295$816
  60. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG806618297$692