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 139

16,044 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. 3.59 Carat Round Lab-Grown Diamond, D FL, GCAL 353486063$8,478
  2. 3.00 Carat Round Lab-Grown Diamond, E FL, GCAL 353486064$5,716
  3. 3.00 Carat Round Lab-Grown Diamond, D VVS2, GCAL 353526130$1,360
  4. 3.02 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353526137$1,000
  5. 3.03 Carat Round Lab-Grown Diamond, D VVS1, GCAL 353526178$1,490
  6. 3.03 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353606180$1,002
  7. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GCAL 353606221$1,618
  8. 3.08 Carat Round Lab-Grown Diamond, E VS1, GIA 6482606611$1,020
  9. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6482669818$1,022
  10. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6485505195$1,022
  11. 3.05 Carat Round Lab-Grown Diamond, E VS1, GIA 6491002696$1,010
  12. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6495432356$1,022
  13. 3.10 Carat Round Lab-Grown Diamond, E VS1, GIA 7481473258$1,024
  14. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 7481670129$1,022
  15. 3.40 Carat Round Lab-Grown Diamond, F VS1, IGI LG572368868$760
  16. 3.28 Carat Round Lab-Grown Diamond, F VS1, IGI LG579361084$734
  17. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG623496982$713
  18. 3.36 Carat Round Lab-Grown Diamond, F VVS2, IGI LG632429690$753
  19. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG689576240$483
  20. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742541364$713
  21. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742542260$713
  22. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742542264$713
  23. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742542267$713
  24. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742543515$713
  25. 3.21 Carat Round Lab-Grown Diamond, F VVS2, IGI LG743569011$485
  26. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG746542906$713
  27. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG746542923$713
  28. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546233$713
  29. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546251$710
  30. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546289$718
  31. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546309$713
  32. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546477$713
  33. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG747546507$714
  34. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG747591345$713
  35. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG747597644$714
  36. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG749522840$713
  37. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG752522153$714
  38. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG752573661$718
  39. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG752574090$714
  40. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575254$717
  41. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575281$718
  42. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575284$710
  43. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575959$710
  44. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575963$710
  45. 3.63 Carat Round Lab-Grown Diamond, D FL, IGI LG754593159$2,436
  46. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG756548406$717
  47. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG756548452$718
  48. 3.54 Carat Round Lab-Grown Diamond, D VS1, IGI LG756567157$825
  49. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG756596180$710
  50. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG757514788$833
  51. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG757537300$710
  52. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG758526640$710
  53. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG760560381$718
  54. 3.51 Carat Round Lab-Grown Diamond, F VVS2, IGI LG761508130$545
  55. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG761543202$521
  56. 3.84 Carat Round Lab-Grown Diamond, D VS1, IGI LG762515497$892
  57. 3.55 Carat Round Lab-Grown Diamond, D VS1, IGI LG764630405$827
  58. 3.54 Carat Round Lab-Grown Diamond, D VS1, IGI LG768614509$825
  59. 3.34 Carat Round Lab-Grown Diamond, D IF, IGI LG768631812$956
  60. 3.55 Carat Round Lab-Grown Diamond, D IF, IGI LG768631814$1,268