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 7

12,525 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. 3.64 Carat Round Lab-Grown Diamond, F VS1, IGI LG623496985$811
  2. 3.24 Carat Round Lab-Grown Diamond, H VS1, IGI LG623496998$637
  3. 3.27 Carat Round Lab-Grown Diamond, E VS1, IGI LG623496999$685
  4. 3.39 Carat Round Lab-Grown Diamond, E VS1, IGI LG623497006$710
  5. 3.20 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429649$671
  6. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429651$675
  7. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429652$675
  8. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429676$720
  9. 3.62 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429684$755
  10. 3.33 Carat Round Lab-Grown Diamond, F VS1, IGI LG632429687$745
  11. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG632429703$736
  12. 3.73 Carat Round Lab-Grown Diamond, E VS1, IGI LG632429746$777
  13. 3.39 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407181$710
  14. 3.20 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407183$720
  15. 3.25 Carat Round Lab-Grown Diamond, G VVS2, IGI LG634407191$722
  16. 3.26 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407192$732
  17. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407194$692
  18. 3.41 Carat Round Lab-Grown Diamond, G VVS2, IGI LG634407196$757
  19. 3.21 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407208$673
  20. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407209$675
  21. 3.23 Carat Round Lab-Grown Diamond, F VS1, IGI LG634407210$724
  22. 3.24 Carat Round Lab-Grown Diamond, F VVS2, IGI LG634407211$728
  23. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG634407226$713
  24. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG646480996$692
  25. 3.31 Carat Round Lab-Grown Diamond, F VS1, IGI LG646480997$741
  26. 3.23 Carat Round Lab-Grown Diamond, E VS1, IGI LG646481045$678
  27. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG649493303$728
  28. 3.31 Carat Round Lab-Grown Diamond, D VS1, IGI LG654471700$774
  29. 3.44 Carat Round Lab-Grown Diamond, E VS1, IGI LG654471728$720
  30. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG587386584$1,448
  31. 3.06 Carat Round Lab-Grown Diamond, F VS2, IGI LG660479989$602
  32. 3.03 Carat Round Lab-Grown Diamond, G VS1, IGI LG648437574$508
  33. 3.89 Carat Round Lab-Grown Diamond, G VS1, IGI LG674518599$644
  34. 3.79 Carat Round Lab-Grown Diamond, F VS1, IGI 632489453$812
  35. 3.06 Carat Round Lab-Grown Diamond, E VVS1, GIA 1503462562$2,146
  36. 3.45 Carat Round Lab-Grown Diamond, D VVS1, GIA 2488357713$1,561
  37. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 5486534716$1,474
  38. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 6482505124$1,474
  39. 3.50 Carat Round Lab-Grown Diamond, E IF, IGI 629491676$1,154
  40. 3.11 Carat Round Lab-Grown Diamond, F IF, IGI 631466058$904
  41. 3.40 Carat Round Lab-Grown Diamond, G VS1, IGI LG604310847$543
  42. 3.40 Carat Round Lab-Grown Diamond, D VVS1, IGI LG618431473$819
  43. 3.53 Carat Round Lab-Grown Diamond, D VVS1, GIA 1488687999$1,844
  44. 3.47 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517334344$1,544
  45. 3.21 Carat Round Lab-Grown Diamond, D VVS1, GIA 1498162992$1,454
  46. 3.14 Carat Round Lab-Grown Diamond, F VS1, IGI LG629442798$514
  47. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 2507166725$1,418
  48. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 2507426702$1,418
  49. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GIA 6501259908$1,516
  50. 3.57 Carat Round Lab-Grown Diamond, G VS1, IGI LG620484744$657
  51. 3.56 Carat Round Lab-Grown Diamond, G VS1, IGI LG630431522$659
  52. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 6501282806$1,498
  53. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 6505299145$1,436
  54. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 7502580090$1,474
  55. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG588370763$682
  56. 3.29 Carat Round Lab-Grown Diamond, F VS1, IGI LG642405914$532
  57. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG642405925$522
  58. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG658477867$725
  59. 3.53 Carat Round Lab-Grown Diamond, E VVS1, GIA 2504670782$1,747
  60. 3.12 Carat Round Lab-Grown Diamond, D VVS1, GIA 2504763589$1,392