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 35

15,392 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. 3.22 Carat Round Lab-Grown Diamond, D IF, IGI LG696589525$1,019
  2. 3.38 Carat Round Lab-Grown Diamond, D VS1, IGI LG696597660$1,006
  3. 3.23 Carat Round Lab-Grown Diamond, D vvs2, igi LG697515197$746
  4. 3.17 Carat Round Lab-Grown Diamond, D vvs2, igi LG698559739$707
  5. 3.32 Carat Round Lab-Grown Diamond, D vs1, igi LG698584302$713
  6. 3.22 Carat Round Lab-Grown Diamond, D vvs2, igi LG698584305$744
  7. 3.22 Carat Round Lab-Grown Diamond, D VS1, IGI LG700501639$663
  8. 3.24 Carat Round Lab-Grown Diamond, D vs1, igi LG700501655$696
  9. 3.70 Carat Round Lab-Grown Diamond, G VS1, IGI LG12639119$493
  10. 3.16 Carat Round Lab-Grown Diamond, G VVS2, IGI LG651482721$443
  11. 3.04 Carat Round Lab-Grown Diamond, I VVS2, IGI LG651482743$407
  12. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700507368$595
  13. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700535722$595
  14. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG700535749$593
  15. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700553258$595
  16. 3.04 Carat Round Lab-Grown Diamond, D VVS2, GIA 6515980296$1,122
  17. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG669421451$1,065
  18. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG669421454$1,086
  19. 3.18 Carat Round Lab-Grown Diamond, D IF, IGI LG685510884$1,117
  20. 3.23 Carat Round Lab-Grown Diamond, D IF, IGI LG685510895$1,134
  21. 3.05 Carat Round Lab-Grown Diamond, D SI1, IGI LG696574990$467
  22. 3.42 Carat Round Lab-Grown Diamond, D vs1, igi LG700547265$735
  23. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG700560005$805
  24. 3.35 Carat Round Lab-Grown Diamond, D vs1, igi LG700560008$720
  25. 3.46 Carat Round Lab-Grown Diamond, D VVS2, IGI LG700560028$1,323
  26. 3.36 Carat Round Lab-Grown Diamond, E VVS2, IGI LG700576310$828
  27. 3.43 Carat Round Lab-Grown Diamond, D vs1, igi LG700584712$737
  28. 3.91 Carat Round Lab-Grown Diamond, F VS1, IGI LG634470268$837
  29. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG696547090$894
  30. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG696547091$890
  31. 3.13 Carat Round Lab-Grown Diamond, D IF, IGI LG696547092$898
  32. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG696547097$832
  33. 3.53 Carat Round Lab-Grown Diamond, D IF, IGI LG696547102$1,262
  34. 3.55 Carat Round Lab-Grown Diamond, D VVS1, IGI LG696547103$968
  35. 3.57 Carat Round Lab-Grown Diamond, D IF, IGI LG696547104$1,276
  36. 3.83 Carat Round Lab-Grown Diamond, D IF, IGI LG696547109$1,366
  37. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG696594703$884
  38. 3.57 Carat Round Lab-Grown Diamond, D VVS1, IGI LG697509209$986
  39. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG698536006$874
  40. 3.16 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698536008$744
  41. 3.46 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698536013$833
  42. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG698536015$1,258
  43. 3.68 Carat Round Lab-Grown Diamond, D IF, IGI LG698536016$1,314
  44. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG700524770$910
  45. 3.76 Carat Round Lab-Grown Diamond, D IF, IGI LG700540764$1,342
  46. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540766$814
  47. 3.63 Carat Round Lab-Grown Diamond, D IF, IGI LG700540771$1,296
  48. 3.65 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540773$1,034
  49. 3.68 Carat Round Lab-Grown Diamond, D IF, IGI LG700540774$1,314
  50. 3.76 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540775$1,066
  51. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG700540782$744
  52. 3.15 Carat Round Lab-Grown Diamond, D IF, IGI LG697509307$904
  53. 3.55 Carat Round Lab-Grown Diamond, D VVS1, IGI LG697509309$1,006
  54. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG702577420$595
  55. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700599806$595
  56. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG701510155$595
  57. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700571222$595
  58. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700594417$595
  59. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700599724$595
  60. 3.9 Carat Round Lab-Grown Diamond, D IF, IGI LG700560440$2,734