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 246

19,609 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. 3.70 Carat Round Lab-Grown Diamond, D VVS2, IGI LG752550951$925
  2. 3.42 Carat Round Lab-Grown Diamond, E VS1, IGI LG752552192$493
  3. 3.79 Carat Round Lab-Grown Diamond, E VVS2, IGI LG753511317$896
  4. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG756519481$517
  5. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG758504381$650
  6. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761566119$620
  7. 3.10 Carat Round Lab-Grown Diamond, F VVS2, IGI LG764621642$592
  8. 3.05 Carat Round Lab-Grown Diamond, F VVS2, IGI LG766616908$469
  9. 3.60 Carat Round Lab-Grown Diamond, D VS2, IGI LG773654480$542
  10. 3.55 Carat Round Lab-Grown Diamond, F VVS1, IGI LG774691116$732
  11. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG778646967$1,732
  12. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780646852$966
  13. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG784618367$479
  14. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG786637981$1,730
  15. 3.11 Carat Round Lab-Grown Diamond, D VVS1, IGI LG787605031$951
  16. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG788666518$547
  17. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795606246$755
  18. 3.00 Carat Round Lab-Grown Diamond, F VVS2, IGI LG798609530$735
  19. 3.05 Carat Round Lab-Grown Diamond, F VS1, IGI LG799606352$650
  20. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG800627617$669
  21. 3.53 Carat Round Lab-Grown Diamond, F VS1, IGI LG800627684$585
  22. 3.79 Carat Round Lab-Grown Diamond, F VS1, IGI LG803606965$928
  23. 3.68 Carat Round Lab-Grown Diamond, E VVS2, IGI LG804670652$568
  24. 3.06 Carat Round Lab-Grown Diamond, F VS1, IGI LG805617685$470
  25. 3.04 Carat Round Lab-Grown Diamond, E VVS1, IGI LG805691976$631
  26. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG809668106$745
  27. 3.00 Carat Round Lab-Grown Diamond, G VVS2, IGI LG809668341$462
  28. 3.00 Carat Round Lab-Grown Diamond, F VVS2, IGI LG809668342$477
  29. 3.00 Carat Round Lab-Grown Diamond, F VS1, IGI LG810621705$466
  30. 3.00 Carat Round Lab-Grown Diamond, F VS1, IGI LG810621707$466
  31. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG811636913$1,709
  32. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG811651012$2,762
  33. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG811651013$2,762
  34. 3.11 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811652340$531
  35. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811673352$1,263
  36. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG811673353$798
  37. 3.00 Carat Round Lab-Grown Diamond, F VS1, IGI LG812636557$466
  38. 3.52 Carat Round Lab-Grown Diamond, F VVS1, IGI LG813610397$757
  39. 3.08 Carat Round Lab-Grown Diamond, F VS1, IGI LG814638050$655
  40. 3.02 Carat Round Lab-Grown Diamond, F VS1, IGI LG814638051$644
  41. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG815647631$672
  42. 3.29 Carat Round Lab-Grown Diamond, D FL, IGI LG817625711$10,679
  43. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818606902$673
  44. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG818617346$578
  45. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG821605388$559
  46. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG827614568$676
  47. 3.60 Carat Round Lab-Grown Diamond, D VVS2, IGI LG830649454$871
  48. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831677053$750
  49. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG833687133$1,165
  50. 3.70 Carat Round Lab-Grown Diamond, E VS1, IGI LG835627902$543
  51. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG835667297$647
  52. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837606368$715
  53. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837659414$561
  54. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG837659540$1,165
  55. 3.60 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837688255$871
  56. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG838643315$640
  57. 3.1 Carat Round Lab-Grown Diamond, G VS2, IGI LG840640760$474
  58. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840610558$565
  59. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG840609283$503
  60. 3.09 Carat Round Lab-Grown Diamond, F VVS2, IGI LG839686836$533