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 265

19,458 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. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG694518944$588
  2. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG698544193$675
  3. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG700586516$591
  4. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG704577371$675
  5. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG704577391$581
  6. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG705513323$677
  7. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG707523559$675
  8. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG707523560$677
  9. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750557757$510
  10. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG754548343$636
  11. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG815611617$1,004
  12. 3.04 Carat Round Lab-Grown Diamond, E VS2, IGI LG833673889$500
  13. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG839676248$788
  14. 3.17 Carat Round Lab-Grown Diamond, D VVS2, IGI LG839676255$799
  15. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839676261$532
  16. 3.50 Carat Round Lab-Grown Diamond, D IF, IGI LG841625672$1,410
  17. 3.12 Carat Round Lab-Grown Diamond, D VVS1, IGI LG838643443$832
  18. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG754570069$588
  19. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG752549255$770
  20. 3.11 Carat Round Lab-Grown Diamond, G VS1, IGI LG617425456$504
  21. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825615833$573
  22. 3.05 Carat Round Lab-Grown Diamond, F VVS1, IGI LG838638135$591
  23. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838642737$533
  24. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG839636328$153,048
  25. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG839687608$638
  26. 3.95 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840607088$685
  27. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG840636347$1,061
  28. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG841631584$152,062
  29. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG841655824$638
  30. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG830613195$432
  31. 3.77 Carat Round Lab-Grown Diamond, G VS1, IGI 589311956$560
  32. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG843685894$1,067
  33. 3.89 Carat Round Lab-Grown Diamond, D FL, IGI LG832602486$2,382
  34. 3.9 Carat Round Lab-Grown Diamond, D FL, IGI LG832602488$2,388
  35. 3.16 Carat Round Lab-Grown Diamond, D FL, IGI LG841627948$1,655
  36. 3.15 Carat Round Lab-Grown Diamond, E VS1, IGI LG841658920$486
  37. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG842661288$588
  38. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG842661294$595
  39. 3.59 Carat Round Lab-Grown Diamond, D VS1, IGI LG842661300$795
  40. 3.99 Carat Round Lab-Grown Diamond, F VS1, IGI LG833673062$617
  41. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833673434$512
  42. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG842661287$584
  43. 3 Carat Round Lab-Grown Diamond, H VVS1, IGI LG764671807$474
  44. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546285$851
  45. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG815611605$629
  46. 3.59 Carat Round Lab-Grown Diamond, F VVS1, IGI LG815611613$714
  47. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG825660976$721
  48. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG828677463$507
  49. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG829615203$680
  50. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG830682734$767
  51. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG833642309$648
  52. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG833654937$613
  53. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG833654947$755
  54. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG833684911$755
  55. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG833685890$878
  56. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833685919$640
  57. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603748$501
  58. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603797$503
  59. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603872$503
  60. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603921$503