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 275

19,315 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. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815692860$718
  2. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815692919$704
  3. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815692920$703
  4. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815692927$718
  5. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815692928$704
  6. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG815694358$708
  7. 3.06 Carat Round Lab-Grown Diamond, F VVS1, IGI LG816636587$599
  8. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816636588$536
  9. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG816636608$629
  10. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816645913$491
  11. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653337$714
  12. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653346$715
  13. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653349$703
  14. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653442$878
  15. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653444$707
  16. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG816653445$755
  17. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG816653455$767
  18. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816653456$704
  19. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692157$707
  20. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692165$707
  21. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692166$704
  22. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692204$718
  23. 3.55 Carat Round Lab-Grown Diamond, D VS1, IGI LG816692275$763
  24. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692350$878
  25. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG816692393$700
  26. 3.92 Carat Round Lab-Grown Diamond, F VS1, IGI LG817602939$581
  27. 3.71 Carat Round Lab-Grown Diamond, F VS1, IGI LG817603069$552
  28. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817610039$718
  29. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG817610322$648
  30. 3.59 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817616853$974
  31. 3.55 Carat Round Lab-Grown Diamond, D VS1, IGI LG817627714$763
  32. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG817627721$647
  33. 3.08 Carat Round Lab-Grown Diamond, D VS1, IGI LG817627761$650
  34. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG817627769$769
  35. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817627798$708
  36. 3.08 Carat Round Lab-Grown Diamond, D VS1, IGI LG817634808$650
  37. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817634848$714
  38. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817634851$703
  39. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817634867$715
  40. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817665611$711
  41. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817665668$704
  42. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG817669669$818
  43. 3.78 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818606798$689
  44. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818613653$693
  45. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG818614286$647
  46. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG818614299$648
  47. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG818614329$767
  48. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG818616090$612
  49. 3.10 Carat Round Lab-Grown Diamond, F VVS1, IGI LG818639542$640
  50. 3.10 Carat Round Lab-Grown Diamond, E VVS1, IGI LG818648718$675
  51. 3.08 Carat Round Lab-Grown Diamond, F VVS1, IGI LG818663847$636
  52. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG819621959$591
  53. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG819649843$475
  54. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG819649851$710
  55. 3.14 Carat Round Lab-Grown Diamond, D VS1, IGI LG821601194$1,134
  56. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG821632885$755
  57. 3.42 Carat Round Lab-Grown Diamond, E VS1, IGI LG821650584$598
  58. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG821650597$497
  59. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG821667134$622
  60. 3.69 Carat Round Lab-Grown Diamond, F VVS2, IGI LG821690819$561