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 23

19,447 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. 3.52 Carat Round Lab-Grown Diamond, D VVS2, IGI LG668472995$917
  2. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG673402878$791
  3. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG673402879$1,000
  4. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG674520495$1,645
  5. 3.29 Carat Round Lab-Grown Diamond, D IF, IGI LG674520509$1,086
  6. 3.32 Carat Round Lab-Grown Diamond, D VVS1, IGI LG675531080$867
  7. 3.20 Carat Round Lab-Grown Diamond, D IF, IGI LG675580716$1,057
  8. 3.13 Carat Round Lab-Grown Diamond, D IF, IGI LG677527433$1,035
  9. 3.44 Carat Round Lab-Grown Diamond, D IF, IGI LG677527436$1,134
  10. 3.26 Carat Round Lab-Grown Diamond, D VVS1, IGI LG677527440$851
  11. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG677550520$1,028
  12. 3.55 Carat Round Lab-Grown Diamond, D VVS1, IGI LG677571280$1,224
  13. 3.61 Carat Round Lab-Grown Diamond, D IF, IGI LG680585218$1,526
  14. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG681523147$1,056
  15. 3.30 Carat Round Lab-Grown Diamond, D IF, IGI LG683536159$983
  16. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG683579366$899
  17. 3.24 Carat Round Lab-Grown Diamond, D IF, IGI LG683579368$1,065
  18. 3.65 Carat Round Lab-Grown Diamond, D IF, IGI LG684511465$1,543
  19. 3.48 Carat Round Lab-Grown Diamond, E VS2, GIA 6505386553$988
  20. 3.02 Carat Round Lab-Grown Diamond, E SI2, IGI LG544282434$588
  21. 3.42 Carat Round Lab-Grown Diamond, E VS2, IGI LG600341746$506
  22. 3.82 Carat Round Lab-Grown Diamond, G VS2, IGI LG620483545$447
  23. 3.01 Carat Round Lab-Grown Diamond, D IF, GIA 3485386775$2,563
  24. 3.05 Carat Round Lab-Grown Diamond, G SI2, IGI LG514269846$428
  25. 3.07 Carat Round Lab-Grown Diamond, G SI2, IGI LG528240790$431
  26. 3.03 Carat Round Lab-Grown Diamond, D VS2, IGI LG538270046$595
  27. 3.61 Carat Round Lab-Grown Diamond, G VS2, IGI LG570362167$12,275
  28. 3.70 Carat Round Lab-Grown Diamond, E VS2, IGI LG617479567$799
  29. 3.78 Carat Round Lab-Grown Diamond, G VS2, IGI LG620402846$442
  30. 3.78 Carat Round Lab-Grown Diamond, G VS2, IGI LG620427336$442
  31. 3.78 Carat Round Lab-Grown Diamond, G VS2, IGI LG620428096$442
  32. 3.01 Carat Round Lab-Grown Diamond, E SI1, IGI LG620458061$403
  33. 3.79 Carat Round Lab-Grown Diamond, G VS2, IGI LG620483526$443
  34. 3.79 Carat Round Lab-Grown Diamond, G VS2, IGI LG621404110$450
  35. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG621408976$454
  36. 3.77 Carat Round Lab-Grown Diamond, G VS2, IGI LG621433829$447
  37. 3.84 Carat Round Lab-Grown Diamond, G VS2, IGI LG621475486$449
  38. 3.77 Carat Round Lab-Grown Diamond, G VS2, IGI LG621478328$454
  39. 3.81 Carat Round Lab-Grown Diamond, G VS2, IGI LG622460006$446
  40. 3.09 Carat Round Lab-Grown Diamond, F VS2, GIA 6492537421$884
  41. 3.84 Carat Round Lab-Grown Diamond, G VS2, IGI LG623459781$449
  42. 3.65 Carat Round Lab-Grown Diamond, G SI1, IGI LG623496987$711
  43. 3.73 Carat Round Lab-Grown Diamond, H VS2, IGI LG634497251$431
  44. 3.77 Carat Round Lab-Grown Diamond, G VS2, IGI LG637458737$447
  45. 3.75 Carat Round Lab-Grown Diamond, G VS2, IGI LG638499456$445
  46. 3.81 Carat Round Lab-Grown Diamond, G VS2, IGI LG622494642$446
  47. 3.01 Carat Round Lab-Grown Diamond, E SI1, IGI LG635406515$403
  48. 3.82 Carat Round Lab-Grown Diamond, G VS2, IGI LG636475125$453
  49. 3.02 Carat Round Lab-Grown Diamond, J VS2, IGI LG478118395$483
  50. 3.01 Carat Round Lab-Grown Diamond, J VS2, IGI LG478118406$481
  51. 3.01 Carat Round Lab-Grown Diamond, J VS2, IGI LG485136503$6,450
  52. 3.84 Carat Round Lab-Grown Diamond, G VS2, IGI LG614398439$449
  53. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG615346863$448
  54. 3.79 Carat Round Lab-Grown Diamond, H VS2, IGI LG627411577$431
  55. 3.78 Carat Round Lab-Grown Diamond, G VS2, IGI LG627426936$442
  56. 3.82 Carat Round Lab-Grown Diamond, G VS2, IGI LG627444013$447
  57. 3.79 Carat Round Lab-Grown Diamond, G VS2, IGI LG627476371$443
  58. 3.78 Carat Round Lab-Grown Diamond, G VS2, IGI LG627476390$442
  59. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG627476495$448
  60. 3.74 Carat Round Lab-Grown Diamond, G VS2, IGI LG628461110$444