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 207

15,907 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. 3.45 Carat Round Lab-Grown Diamond, G vs2, igi LG566300720$472
  2. 3.26 Carat Round Lab-Grown Diamond, G si1, igi LG566326251$441
  3. 3.5 Carat Round Lab-Grown Diamond, H vs1, igi LG571318782$473
  4. 3.09 Carat Round Lab-Grown Diamond, H vs2, igi LG574327607$435
  5. 3.34 Carat Round Lab-Grown Diamond, E VVS2, IGI LG819619446$571
  6. 3.32 Carat Round Lab-Grown Diamond, G VVS2, IGI LG819619450$424
  7. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG819619463$496
  8. 3.91 Carat Round Lab-Grown Diamond, E VS1, IGI LG819619479$591
  9. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG819619482$542
  10. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG670483732$616
  11. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG698572395$616
  12. 3.65 Carat Round Lab-Grown Diamond, F fl, igi LG784649790$2,647
  13. 3.78 Carat Round Lab-Grown Diamond, E VVS1, IGI LG785614417$1,767
  14. 3.05 Carat Round Lab-Grown Diamond, D fl, igi LG787605423$1,951
  15. 3.06 Carat Round Lab-Grown Diamond, D fl, igi LG787605431$1,957
  16. 3.09 Carat Round Lab-Grown Diamond, D fl, igi LG789612887$1,976
  17. 3.54 Carat Round Lab-Grown Diamond, D fl, igi LG789612891$2,893
  18. 3.06 Carat Round Lab-Grown Diamond, D fl, igi LG789612899$1,957
  19. 3.84 Carat Round Lab-Grown Diamond, D fl, igi LG790622875$3,138
  20. 3.08 Carat Round Lab-Grown Diamond, D fl, igi LG790622878$1,970
  21. 3.62 Carat Round Lab-Grown Diamond, D fl, igi LG790622879$2,958
  22. 3.88 Carat Round Lab-Grown Diamond, D fl, igi LG790698741$3,171
  23. 3.73 Carat Round Lab-Grown Diamond, D fl, igi LG793604042$3,048
  24. 3.83 Carat Round Lab-Grown Diamond, D fl, igi LG793628323$3,130
  25. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG804670265$475
  26. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG807611143$475
  27. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG807611154$475
  28. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG807611265$475
  29. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG807630840$475
  30. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG811635208$476
  31. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG811642912$473
  32. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680639$508
  33. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680637$508
  34. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680640$508
  35. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680641$508
  36. 3.78 Carat Round Lab-Grown Diamond, E VVS2, IGI LG819640569$629
  37. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG821670393$482
  38. 3.81 Carat Round Lab-Grown Diamond, D VS1, IGI LG803654235$784
  39. 3.88 Carat Round Lab-Grown Diamond, D VS1, IGI LG810620824$798
  40. 3.05 Carat Round Lab-Grown Diamond, F VVS1, IGI LG813671224$663
  41. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821650662$594
  42. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821650664$595
  43. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821650665$598
  44. 3.11 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821650670$615
  45. 3.30 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821650676$650
  46. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG805690591$535
  47. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG805690600$525
  48. 3.58 Carat Round Lab-Grown Diamond, E VS2, IGI LG747597578$626
  49. 3.48 Carat Round Lab-Grown Diamond, D fl, igi LG789612886$2,226
  50. 3.3 Carat Round Lab-Grown Diamond, D vvs1, igi LG819622196$949
  51. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750546969$675
  52. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG804641076$662
  53. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637553$577
  54. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637589$578
  55. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637606$645
  56. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG817637609$630
  57. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637610$661
  58. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG817637660$619
  59. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637725$645
  60. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG817637773$634