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 227

19,709 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. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG835633461$590
  2. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835634776$615
  3. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835638100$620
  4. 3.1 Carat Round Lab-Grown Diamond, E VS2, IGI LG835671730$543
  5. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835671733$594
  6. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835647075$626
  7. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835648459$600
  8. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835666431$594
  9. 3 Carat Round Lab-Grown Diamond, F VVS2, IGI LG826603722$587
  10. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG826606274$590
  11. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG826683897$594
  12. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG828690654$616
  13. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG828690894$614
  14. 3.08 Carat Round Lab-Grown Diamond, F VVS2, IGI LG829601918$602
  15. 3.08 Carat Round Lab-Grown Diamond, F VVS2, IGI LG828690946$602
  16. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG828689058$604
  17. 3.05 Carat Round Lab-Grown Diamond, G VS1, IGI LG829611531$539
  18. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG829612128$600
  19. 3.06 Carat Round Lab-Grown Diamond, F VVS2, IGI LG830644674$598
  20. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833624521$671
  21. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG833624523$574
  22. 3.25 Carat Round Lab-Grown Diamond, D VVS2, IGI LG835646325$825
  23. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG819656281$594
  24. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG824603383$596
  25. 3.09 Carat Round Lab-Grown Diamond, F VS1, IGI LG837602134$573
  26. 3.09 Carat Round Lab-Grown Diamond, F VS1, IGI LG837601233$573
  27. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835670368$588
  28. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836696828$617
  29. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835664609$595
  30. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835666163$588
  31. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG837602124$594
  32. 3.05 Carat Round Lab-Grown Diamond, G VS1, IGI LG836606382$519
  33. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836632656$615
  34. 3.02 Carat Round Lab-Grown Diamond, G VS2, IGI LG836696818$453
  35. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835673542$624
  36. 3.97 Carat Round Lab-Grown Diamond, D FL, GIA 2517668242$18,085
  37. 3.66 Carat Round Lab-Grown Diamond, D FL, GIA 7516743863$15,871
  38. 3.54 Carat Round Lab-Grown Diamond, E VVS1, IGI LG715558347$911
  39. 3.02 Carat Round Lab-Grown Diamond, D FL, GIA 2504710539$12,170
  40. 3 Carat Round Lab-Grown Diamond, D VS2, IGI LG786625078$1,163
  41. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG831603910$2,583
  42. 3.50 Carat Round Lab-Grown Diamond, D IF, IGI LG833644166$1,403
  43. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG824621997$881
  44. 3.50 Carat Round Lab-Grown Diamond, E IF, IGI LG825675291$1,280
  45. 3.70 Carat Round Lab-Grown Diamond, E FL, IGI LG825675292$3,151
  46. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG833644313$1,039
  47. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761515998$732
  48. 3.11 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630411$668
  49. 3.20 Carat Round Lab-Grown Diamond, D VVS1, IGI LG825699397$771
  50. 3.19 Carat Round Lab-Grown Diamond, D IF, IGI LG825699398$995
  51. 3.06 Carat Round Lab-Grown Diamond, FANCY BROWN VVS2, IGI LG830661904$1,222
  52. 3.03 Carat Round Lab-Grown Diamond, F VS1, IGI LG836698221$577
  53. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG837605880$510
  54. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837648096$563
  55. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG837602090$578
  56. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG836697672$595
  57. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG836635338$605
  58. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG836697656$614
  59. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836696394$628
  60. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG836696746$522