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 41

15,812 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. 3.29 Carat Round Lab-Grown Diamond, D vs1, igi LG714502249$680
  2. 3.42 Carat Round Lab-Grown Diamond, D vs1, igi LG714502253$707
  3. 3.27 Carat Round Lab-Grown Diamond, D vs1, igi LG714502257$676
  4. 3.33 Carat Round Lab-Grown Diamond, D vs1, igi LG715502669$689
  5. 3.38 Carat Round Lab-Grown Diamond, D vs1, igi LG715516833$699
  6. 3.68 Carat Round Lab-Grown Diamond, G VS1, IGI 627422455$491
  7. 3.65 Carat Round Lab-Grown Diamond, G VS1, IGI 629482504$487
  8. 3.62 Carat Round Lab-Grown Diamond, G VS1, IGI LG613353192$483
  9. 3.1 Carat Round Lab-Grown Diamond, G VS1, IGI LG670465616$492
  10. 3.06 Carat Round Lab-Grown Diamond, H VVS2, IGI LG687542460$486
  11. 3.06 Carat Round Lab-Grown Diamond, G VS1, IGI LG687542461$486
  12. 3.20 Carat Round Lab-Grown Diamond, E VS2, IGI LG715563662$507
  13. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715544013$672
  14. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544015$626
  15. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544016$626
  16. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715544018$672
  17. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544021$626
  18. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544022$626
  19. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544027$626
  20. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715544029$672
  21. 3.39 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715580700$592
  22. 3.34 Carat Round Lab-Grown Diamond, D vs1, igi LG715598563$690
  23. 3.19 Carat Round Lab-Grown Diamond, G VVS2, IGI LG710552892$473
  24. 3.31 Carat Round Lab-Grown Diamond, D IF, IGI LG713543202$1,231
  25. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715544033$672
  26. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG715544039$632
  27. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG715544040$632
  28. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG715544043$626
  29. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559286$638
  30. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559325$640
  31. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559328$640
  32. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559340$640
  33. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559344$640
  34. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG715559375$641
  35. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG715560120$672
  36. 3.42 Carat Round Lab-Grown Diamond, D vs1, igi LG715562816$707
  37. 3.32 Carat Round Lab-Grown Diamond, D vvs2, igi LG715562827$740
  38. 3.32 Carat Round Lab-Grown Diamond, D vvs2, igi LG715562833$740
  39. 3.31 Carat Round Lab-Grown Diamond, D vvs2, igi LG715587139$738
  40. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG715598558$803
  41. 3.83 Carat Round Lab-Grown Diamond, D VVS1, GIA 1513819000$2,265
  42. 3.03 Carat Round Lab-Grown Diamond, D VVS1, GIA 1513819395$1,705
  43. 3.07 Carat Round Lab-Grown Diamond, D VVS1, GIA 1513819434$2,866
  44. 3.71 Carat Round Lab-Grown Diamond, D VVS1, GIA 1517743875$2,195
  45. 3.60 Carat Round Lab-Grown Diamond, D VVS1, GIA 1518818982$2,131
  46. 3.59 Carat Round Lab-Grown Diamond, D VVS1, GIA 1518819029$2,125
  47. 3.25 Carat Round Lab-Grown Diamond, D VVS1, GIA 1519819216$3,305
  48. 3.37 Carat Round Lab-Grown Diamond, D VVS1, GIA 2516743783$1,715
  49. 3.39 Carat Round Lab-Grown Diamond, D IF, GIA 2517743899$3,063
  50. 3.15 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517819073$1,604
  51. 3.05 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517819417$1,716
  52. 3.20 Carat Round Lab-Grown Diamond, D VVS2, GIA 2518819150$3,469
  53. 3.22 Carat Round Lab-Grown Diamond, D VVS1, GIA 3515744417$1,639
  54. 3.60 Carat Round Lab-Grown Diamond, D VVS1, GIA 5513768154$2,131
  55. 3.77 Carat Round Lab-Grown Diamond, D FL, GIA 6485021090$15,203
  56. 3.29 Carat Round Lab-Grown Diamond, D VVS1, GIA 6511768183$3,343
  57. 3.01 Carat Round Lab-Grown Diamond, F IF, GIA 6511819309$2,106
  58. 3.59 Carat Round Lab-Grown Diamond, D VVS1, GIA 6511819416$2,125
  59. 3.16 Carat Round Lab-Grown Diamond, D VVS1, GIA 6512819072$1,610
  60. 3.11 Carat Round Lab-Grown Diamond, D VVS1, GIA 6512819176$1,585