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 34

19,603 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 IF, IGI LG696594703$884
  2. 3.57 Carat Round Lab-Grown Diamond, D VVS1, IGI LG697509209$986
  3. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG698536006$874
  4. 3.16 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698536008$790
  5. 3.46 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698536013$833
  6. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG698536015$1,258
  7. 3.68 Carat Round Lab-Grown Diamond, D IF, IGI LG698536016$1,314
  8. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG700524770$910
  9. 3.76 Carat Round Lab-Grown Diamond, D IF, IGI LG700540764$1,342
  10. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540766$814
  11. 3.45 Carat Round Lab-Grown Diamond, D IF, IGI LG700540769$1,021
  12. 3.53 Carat Round Lab-Grown Diamond, D IF, IGI LG700540770$1,242
  13. 3.63 Carat Round Lab-Grown Diamond, D IF, IGI LG700540771$1,296
  14. 3.65 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540773$1,034
  15. 3.68 Carat Round Lab-Grown Diamond, D IF, IGI LG700540774$1,314
  16. 3.76 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540775$1,066
  17. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540782$795
  18. 3.65 Carat Round Lab-Grown Diamond, D IF, IGI LG696547106$1,284
  19. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG697509307$904
  20. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG702577420$595
  21. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700599806$595
  22. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG701510155$595
  23. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700571222$595
  24. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700594417$595
  25. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700599724$595
  26. 3.9 Carat Round Lab-Grown Diamond, D IF, IGI LG700560440$1,810
  27. 3.66 Carat Round Lab-Grown Diamond, F IF, IGI LG605303212$1,338
  28. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG693532991$578
  29. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG701502628$880
  30. 3.55 Carat Round Lab-Grown Diamond, D IF, IGI LG701502646$1,268
  31. 3.57 Carat Round Lab-Grown Diamond, D IF, IGI LG701502647$1,276
  32. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG701503597$924
  33. 3.24 Carat Round Lab-Grown Diamond, D IF, IGI LG702512987$930
  34. 3.22 Carat Round Lab-Grown Diamond, G VVS2, IGI LG700589992$477
  35. 3.42 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698556625$892
  36. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG698518407$536
  37. 3.73 Carat Round Lab-Grown Diamond, E IF, IGI LG702574723$1,292
  38. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG702512983$910
  39. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG702513003$876
  40. 3.04 Carat Round Lab-Grown Diamond, D VS2, IGI LG688507884$522
  41. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG696590852$592
  42. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG696576103$591
  43. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG701502627$936
  44. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG701502638$910
  45. 3.40 Carat Round Lab-Grown Diamond, D IF, IGI LG701502641$1,002
  46. 3.43 Carat Round Lab-Grown Diamond, D VVS1, IGI LG701502642$826
  47. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG696566942$589
  48. 3.58 Carat Round Lab-Grown Diamond, D VS2, IGI LG696566950$621
  49. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG696566983$589
  50. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG694584270$578
  51. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG696547094$904
  52. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG696566899$588
  53. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG696566922$595
  54. 3.09 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540745$793
  55. 3 Carat Round Lab-Grown Diamond, D VVS1, IGI LG701502621$801
  56. 3.12 Carat Round Lab-Grown Diamond, D IF, IGI LG701502635$896
  57. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG701502645$1,239
  58. 3.29 Carat Round Lab-Grown Diamond, F VS2, IGI LG669432220$482
  59. 3.02 Carat Round Lab-Grown Diamond, F SI1, IGI LG669432447$435
  60. 3.15 Carat Round Lab-Grown Diamond, F SI1, IGI LG669432529$439