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 331

20,043 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. 3.54 Carat Round Lab-Grown Diamond, F VVS2, IGI LG841650170$536
  2. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841650173$557
  3. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG841650167$557
  4. 3.93 Carat Round Lab-Grown Diamond, F VS1, IGI LG835620169$595
  5. 3.79 Carat Round Lab-Grown Diamond, F VVS2, IGI LG837642278$580
  6. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG837642247$537
  7. 3.57 Carat Round Lab-Grown Diamond, G VS1, IGI LG841650175$504
  8. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG837642276$549
  9. 3.94 Carat Round Lab-Grown Diamond, F VVS2, IGI LG837642279$603
  10. 3.52 Carat Round Lab-Grown Diamond, G VS1, IGI LG841648825$497
  11. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG841649964$539
  12. 3.6 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841650177$575
  13. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG837642246$537
  14. 3.85 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835620167$615
  15. 3.63 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837642277$895
  16. 3.51 Carat Round Lab-Grown Diamond, F VS1, IGI LG837642256$531
  17. 3.5 Carat Round Lab-Grown Diamond, E VS1, IGI LG835620156$536
  18. 3.51 Carat Round Lab-Grown Diamond, F VS1, IGI LG837642245$531
  19. 3.5 Carat Round Lab-Grown Diamond, F VS1, IGI LG835620158$530
  20. 3.52 Carat Round Lab-Grown Diamond, F VS1, IGI LG837642261$533
  21. 3.54 Carat Round Lab-Grown Diamond, D VS2, IGI LG835620165$584
  22. 3.85 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835620168$615
  23. 3.90 Carat Round Lab-Grown Diamond, D IF, IGI LG713578799$1,481
  24. 3.71 Carat Round Lab-Grown Diamond, D VVS1, IGI LG737557263$1,147
  25. 3.69 Carat Round Lab-Grown Diamond, D VVS1, IGI LG737557265$1,078
  26. 3.00 Carat Round Lab-Grown Diamond, F VVS1, IGI LG830623534$640
  27. 3.06 Carat Round Lab-Grown Diamond, D FL, IGI LG830623535$1,709
  28. 3.00 Carat Round Lab-Grown Diamond, D FL, IGI LG830623540$1,676
  29. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831697249$636
  30. 3.05 Carat Round Lab-Grown Diamond, F IF, IGI LG835670164$678
  31. 3.35 Carat Round Lab-Grown Diamond, D IF, IGI LG836608411$1,183
  32. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG836610427$1,789
  33. 3.03 Carat Round Lab-Grown Diamond, D FL, IGI LG836613527$1,777
  34. 3.04 Carat Round Lab-Grown Diamond, E IF, IGI LG836613529$794
  35. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG836618555$1,771
  36. 3.00 Carat Round Lab-Grown Diamond, D IF, IGI LG836618556$1,063
  37. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG836618833$1,084
  38. 3.03 Carat Round Lab-Grown Diamond, D FL, IGI LG836619143$1,777
  39. 3.85 Carat Round Lab-Grown Diamond, D VVS2, IGI LG836636434$994
  40. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG836664647$664
  41. 3.23 Carat Round Lab-Grown Diamond, E VS1, IGI LG836664648$582
  42. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836664654$623
  43. 3.76 Carat Round Lab-Grown Diamond, E VS1, IGI LG836664657$672
  44. 3.25 Carat Round Lab-Grown Diamond, E VS1, IGI LG836664660$585
  45. 3.77 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836664667$711
  46. 3.27 Carat Round Lab-Grown Diamond, E VS1, IGI LG836664669$588
  47. 3.72 Carat Round Lab-Grown Diamond, D VVS2, IGI LG838638738$962
  48. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624071$517
  49. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624072$510
  50. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG842624078$462
  51. 3.22 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624080$535
  52. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624082$517
  53. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG842624089$468
  54. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624094$507
  55. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624095$504
  56. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624102$515
  57. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624106$517
  58. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624107$505
  59. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624108$517
  60. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842624123$510