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 211

12,949 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. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835673327$594
  2. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836628909$638
  3. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836628910$550
  4. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837622143$550
  5. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837625908$505
  6. 3.80 Carat Round Lab-Grown Diamond, F VS1, IGI LG830689873$552
  7. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836641990$515
  8. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG838641565$644
  9. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655452$549
  10. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655467$542
  11. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655487$556
  12. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655901$557
  13. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656217$557
  14. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656288$557
  15. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656323$547
  16. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656649$554
  17. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656915$556
  18. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656925$554
  19. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837627677$693
  20. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837627678$934
  21. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837636884$578
  22. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837636891$552
  23. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837652958$545
  24. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG837652960$539
  25. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837652965$515
  26. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG837680300$538
  27. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837680311$552
  28. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837680321$934
  29. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837680322$545
  30. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838608497$547
  31. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG838608499$652
  32. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838619098$547
  33. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG833673428$1,232
  34. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG825657806$1,913
  35. 3.34 Carat Round Lab-Grown Diamond, D FL, IGI LG818654226$2,112
  36. 3.94 Carat Round Lab-Grown Diamond, E FL, IGI LG818654313$3,313
  37. 3.51 Carat Round Lab-Grown Diamond, F VVS1, IGI LG833673372$881
  38. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG833673394$793
  39. 3.4 Carat Round Lab-Grown Diamond, D VVS1, IGI LG835607361$1,065
  40. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG825660153$3,374
  41. 3.33 Carat Round Lab-Grown Diamond, D FL, IGI LG825660147$2,106
  42. 3.44 Carat Round Lab-Grown Diamond, D FL, IGI LG825660177$2,174
  43. 3.04 Carat Round Lab-Grown Diamond, E FL, IGI LG825657832$1,898
  44. 3.42 Carat Round Lab-Grown Diamond, D FL, IGI LG818654335$2,162
  45. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG818654285$3,366
  46. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG833673443$811
  47. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836629377$664
  48. 3 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836629382$542
  49. 3.96 Carat Round Lab-Grown Diamond, F VVS2, IGI LG729523727$564
  50. 3.52 Carat Round Lab-Grown Diamond, G VVS2, IGI LG778647687$497
  51. 3.5 Carat Round Lab-Grown Diamond, G VVS2, IGI LG787630946$494
  52. 3.03 Carat Round Lab-Grown Diamond, H VVS2, IGI LG800682643$448
  53. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG784690730$476
  54. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835642995$587
  55. 3.53 Carat Round Lab-Grown Diamond, F VS1, IGI LG835643052$563
  56. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836684588$630
  57. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684593$571
  58. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684761$571
  59. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG774601446$849
  60. 3.13 Carat Round Lab-Grown Diamond, F VS1, IGI LG784624430$874