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 168

15,459 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. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG789622069$482
  2. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG789622085$483
  3. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG789622114$483
  4. 3.63 Carat Round Lab-Grown Diamond, E VVS1, IGI LG789622165$804
  5. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG789623516$861
  6. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG789624362$1,163
  7. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634527$662
  8. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634536$685
  9. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634541$645
  10. 3.95 Carat Round Lab-Grown Diamond, F VS1, IGI LG789634544$548
  11. 3.95 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634546$692
  12. 3.97 Carat Round Lab-Grown Diamond, E VS1, IGI LG789634547$659
  13. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634549$644
  14. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634564$645
  15. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634570$654
  16. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634572$641
  17. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634587$570
  18. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634590$654
  19. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634591$643
  20. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634593$577
  21. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG789634605$619
  22. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634607$574
  23. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG789634609$529
  24. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634610$643
  25. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG789634623$654
  26. 3.99 Carat Round Lab-Grown Diamond, D VVS2, IGI LG789641861$1,072
  27. 3.52 Carat Round Lab-Grown Diamond, D VS1, IGI LG790601818$836
  28. 3.00 Carat Round Lab-Grown Diamond, F VVS2, IGI LG790603984$540
  29. 3.17 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790604298$1,176
  30. 3.70 Carat Round Lab-Grown Diamond, E FL, IGI LG790606731$1,558
  31. 3.71 Carat Round Lab-Grown Diamond, D FL, IGI LG790606734$2,586
  32. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790607121$776
  33. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790607126$575
  34. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608205$978
  35. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608229$989
  36. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790608280$986
  37. 3.03 Carat Round Lab-Grown Diamond, F VVS2, IGI LG790608290$455
  38. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790610240$1,053
  39. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790610261$555
  40. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG790611594$2,400
  41. 3.67 Carat Round Lab-Grown Diamond, D FL, IGI LG790611673$7,192
  42. 3.29 Carat Round Lab-Grown Diamond, D FL, IGI LG790611675$1,714
  43. 3.90 Carat Round Lab-Grown Diamond, D FL, IGI LG790611685$3,885
  44. 3.31 Carat Round Lab-Grown Diamond, D FL, IGI LG790611761$1,723
  45. 3.73 Carat Round Lab-Grown Diamond, D FL, IGI LG790611762$2,478
  46. 3.58 Carat Round Lab-Grown Diamond, D FL, IGI LG790611775$2,440
  47. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG790611942$1,606
  48. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG790611944$1,687
  49. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG790611949$1,758
  50. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG790611986$1,771
  51. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG790612059$5,019
  52. 3.07 Carat Round Lab-Grown Diamond, D FL, IGI LG790612060$1,715
  53. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790625462$1,163
  54. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626158$867
  55. 3.07 Carat Round Lab-Grown Diamond, D VVS1, IGI LG790626159$981
  56. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG790626160$962
  57. 3.11 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626163$721
  58. 3.10 Carat Round Lab-Grown Diamond, E IF, IGI LG790626166$974
  59. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG790626168$867
  60. 3.77 Carat Round Lab-Grown Diamond, E VVS2, IGI LG790629550$698