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 219

15,597 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. 3.39 Carat Round Lab-Grown Diamond, E VS2, IGI LG793624427$558
  2. 3.2 Carat Round Lab-Grown Diamond, F VVS2, IGI LG805689188$545
  3. 3.46 Carat Round Lab-Grown Diamond, E VS2, IGI LG816685981$634
  4. 3.54 Carat Round Lab-Grown Diamond, F VVS2, IGI LG816685985$602
  5. 3.28 Carat Round Lab-Grown Diamond, F VVS2, IGI LG816685990$558
  6. 3.44 Carat Round Lab-Grown Diamond, F VVS2, IGI LG817604701$585
  7. 3.73 Carat Round Lab-Grown Diamond, D FL, IGI LG816615007$2,600
  8. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG816615075$2,739
  9. 3.04 Carat Round Lab-Grown Diamond, D FL, IGI LG817693308$1,925
  10. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG819699764$528
  11. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823641697$547
  12. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG811638597$1,643
  13. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG819699712$521
  14. 3.39 Carat Round Lab-Grown Diamond, D VVS1, GIA 3485454333$1,844
  15. 3.36 Carat Round Lab-Grown Diamond, D VVS1, GIA 6481454278$1,828
  16. 3.18 Carat Round Lab-Grown Diamond, E VVS1, GIA 2484454089$1,622
  17. 3.07 Carat Round Lab-Grown Diamond, D VVS1, GIA 7481454080$1,670
  18. 3.19 Carat Round Lab-Grown Diamond, E VVS1, GIA 7473836181$1,627
  19. 3.18 Carat Round Lab-Grown Diamond, D VVS1, GIA 6472836190$1,730
  20. 3.65 Carat Round Lab-Grown Diamond, D VVS1, GIA 5473827844$2,234
  21. 3.68 Carat Round Lab-Grown Diamond, D VS1, GIA 1473935869$1,783
  22. 3.65 Carat Round Lab-Grown Diamond, E VVS1, GIA 5476831963$2,110
  23. 3.45 Carat Round Lab-Grown Diamond, E VVS1, GIA 2476936339$1,760
  24. 3.41 Carat Round Lab-Grown Diamond, D VVS1, GIA 5476936008$1,855
  25. 3.36 Carat Round Lab-Grown Diamond, D VVS2, GIA 2478935015$1,714
  26. 3.2 Carat Round Lab-Grown Diamond, F VS1, IGI LG523265067$653
  27. 3.18 Carat Round Lab-Grown Diamond, D VVS1, GIA 1479936270$1,730
  28. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 6472936254$1,724
  29. 3.15 Carat Round Lab-Grown Diamond, D VVS1, GIA 5231040830$1,714
  30. 3.25 Carat Round Lab-Grown Diamond, E VVS1, GIA 7235040837$1,658
  31. 3.01 Carat Round Lab-Grown Diamond, D VVS2, GIA 6472513556$1,535
  32. 3.12 Carat Round Lab-Grown Diamond, F VS1, GIA 7468960846$1,326
  33. 3.15 Carat Round Lab-Grown Diamond, D VVS1, GIA 7476513534$1,714
  34. 3.64 Carat Round Lab-Grown Diamond, E VVS2, GIA 6475633303$1,949
  35. 3.7 Carat Round Lab-Grown Diamond, E VVS1, GIA 6475513536$2,139
  36. 3.13 Carat Round Lab-Grown Diamond, E VVS1, GIA 6472513569$1,596
  37. 3.26 Carat Round Lab-Grown Diamond, D VVS1, GIA 6472513366$1,773
  38. 3.09 Carat Round Lab-Grown Diamond, D VVS1, GIA 6471636479$1,681
  39. 3.12 Carat Round Lab-Grown Diamond, D VVS1, GIA 6471513410$1,697
  40. 3.21 Carat Round Lab-Grown Diamond, G VVS2, IGI LG480170116$682
  41. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 5476513575$1,703
  42. 3.23 Carat Round Lab-Grown Diamond, D VVS1, GIA 5476513436$1,757
  43. 3.22 Carat Round Lab-Grown Diamond, D VVS1, GIA 3475513431$1,752
  44. 3.15 Carat Round Lab-Grown Diamond, D VVS1, GIA 2477632793$1,714
  45. 3.7 Carat Round Lab-Grown Diamond, D VVS2, GIA 2477513532$1,975
  46. 3.75 Carat Round Lab-Grown Diamond, E VVS1, GIA 2477513526$2,168
  47. 3.12 Carat Round Lab-Grown Diamond, E VVS1, GIA 2476513579$1,591
  48. 3.61 Carat Round Lab-Grown Diamond, E VVS1, GIA 1479633349$2,087
  49. 3.14 Carat Round Lab-Grown Diamond, D VS1, GIA 1477513626$1,468
  50. 3.58 Carat Round Lab-Grown Diamond, E VVS1, GIA 2477829950$2,069
  51. 3.56 Carat Round Lab-Grown Diamond, D VVS1, GIA 6475936360$2,179
  52. 3.44 Carat Round Lab-Grown Diamond, D VVS1, GIA 6475936031$1,871
  53. 3.39 Carat Round Lab-Grown Diamond, D VVS1, GIA 7478827311$1,844
  54. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GIA 2477836559$1,822
  55. 3.22 Carat Round Lab-Grown Diamond, D VVS1, GIA 6475836279$1,752
  56. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 6471836150$1,724
  57. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 2477829927$1,724
  58. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 2476935789$1,724
  59. 3.14 Carat Round Lab-Grown Diamond, D VVS1, GIA 2477935042$1,708
  60. 3.13 Carat Round Lab-Grown Diamond, D VS1, GIA 6472836238$1,463