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 246

15,555 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 VS1, IGI LG812601303$717
  2. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG821685554$567
  3. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG828665978$713
  4. 3.37 Carat Round Lab-Grown Diamond, F VVS2, IGI LG739545535$487
  5. 3 Carat Round Lab-Grown Diamond, E SI1, IGI LG750586280$432
  6. 3.01 Carat Round Lab-Grown Diamond, D SI1, IGI LG756506781$464
  7. 3.01 Carat Round Lab-Grown Diamond, E SI2, IGI LG741594805$372
  8. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG743569619$639
  9. 3.07 Carat Round Lab-Grown Diamond, E VS2, IGI LG743534275$457
  10. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG750531585$643
  11. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG735532283$611
  12. 3.2 Carat Round Lab-Grown Diamond, G VS1, IGI LG750586285$459
  13. 3.21 Carat Round Lab-Grown Diamond, F VS1, IGI LG750586286$460
  14. 3.25 Carat Round Lab-Grown Diamond, E VS2, IGI LG744519073$476
  15. 3.26 Carat Round Lab-Grown Diamond, F VS2, IGI LG750586288$467
  16. 3.26 Carat Round Lab-Grown Diamond, G VVS2, IGI LG743534277$467
  17. 3.29 Carat Round Lab-Grown Diamond, F VS1, IGI LG743555852$465
  18. 3.29 Carat Round Lab-Grown Diamond, F VS2, IGI LG754565487$465
  19. 3.3 Carat Round Lab-Grown Diamond, F VVS2, IGI LG741503299$483
  20. 3.31 Carat Round Lab-Grown Diamond, F VVS1, IGI LG754566478$647
  21. 3.31 Carat Round Lab-Grown Diamond, F VS1, IGI LG750531588$473
  22. 3.31 Carat Round Lab-Grown Diamond, F VS1, IGI LG754565489$473
  23. 3.32 Carat Round Lab-Grown Diamond, F VS1, IGI LG741594807$469
  24. 3.33 Carat Round Lab-Grown Diamond, F VVS2, IGI LG744519071$487
  25. 3.33 Carat Round Lab-Grown Diamond, F VS1, IGI LG742530160$470
  26. 3.33 Carat Round Lab-Grown Diamond, F VS1, IGI LG750587322$476
  27. 3.33 Carat Round Lab-Grown Diamond, F VS2, IGI LG750586360$476
  28. 3.35 Carat Round Lab-Grown Diamond, F VS1, IGI LG741526085$484
  29. 3.41 Carat Round Lab-Grown Diamond, F VS1, IGI LG744519072$481
  30. 3.73 Carat Round Lab-Grown Diamond, D VVS2, IGI LG795651196$832
  31. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG805635757$662
  32. 3.8 Carat Round Lab-Grown Diamond, D VS1, IGI LG805635868$751
  33. 3.88 Carat Round Lab-Grown Diamond, E VVS1, IGI LG805635875$917
  34. 3 Carat Round Lab-Grown Diamond, D VS2, IGI LG797663962$554
  35. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG797665383$550
  36. 3.03 Carat Round Lab-Grown Diamond, D VS2, IGI LG805635766$544
  37. 3.76 Carat Round Lab-Grown Diamond, E VS1, IGI LG732589251$565
  38. 3.74 Carat Round Lab-Grown Diamond, E VVS2, IGI LG805636778$600
  39. 3.36 Carat Round Lab-Grown Diamond, E VS1, IGI LG756506181$509
  40. 3.34 Carat Round Lab-Grown Diamond, E VS1, IGI LG741526081$506
  41. 3.3 Carat Round Lab-Grown Diamond, E VS1, IGI LG739545552$511
  42. 3.3 Carat Round Lab-Grown Diamond, E VS1, IGI LG750587343$511
  43. 3.3 Carat Round Lab-Grown Diamond, E VS1, IGI LG752544262$506
  44. 3.25 Carat Round Lab-Grown Diamond, E VS1, IGI LG750586365$498
  45. 3.25 Carat Round Lab-Grown Diamond, E VS1, IGI LG752544260$504
  46. 3.21 Carat Round Lab-Grown Diamond, E VS1, IGI LG741561096$498
  47. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG817678890$945
  48. 3 Carat Round Lab-Grown Diamond, D VS1, IGI LG817678838$660
  49. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG818603273$662
  50. 3.88 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817638759$923
  51. 3.09 Carat Round Lab-Grown Diamond, D VS2, IGI LG817638754$538
  52. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG817677221$659
  53. 3.08 Carat Round Lab-Grown Diamond, D VS1, IGI LG817677232$651
  54. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG817677215$662
  55. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818603258$947
  56. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG817656829$649
  57. 3.31 Carat Round Lab-Grown Diamond, E VS1, IGI LG805635838$513
  58. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG818615984$662
  59. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG817656856$659
  60. 3.08 Carat Round Lab-Grown Diamond, D VS2, IGI LG818615996$542