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 192

19,959 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. 3.85 Carat Round Lab-Grown Diamond, D fl, igi LG821650419$3,146
  2. 3.38 Carat Round Lab-Grown Diamond, D fl, igi LG825676379$2,304
  3. 3.05 Carat Round Lab-Grown Diamond, D fl, igi LG825676381$2,079
  4. 3.02 Carat Round Lab-Grown Diamond, D fl, igi LG825676382$2,059
  5. 3.17 Carat Round Lab-Grown Diamond, D fl, igi LG826639532$2,161
  6. 3.1 Carat Round Lab-Grown Diamond, D fl, igi LG826639533$2,113
  7. 3.42 Carat Round Lab-Grown Diamond, D fl, igi LG826639534$2,331
  8. 3.47 Carat Round Lab-Grown Diamond, D fl, igi LG826672367$2,247
  9. 3.06 Carat Round Lab-Grown Diamond, E VVS1, IGI LG817637625$662
  10. 3.85 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818665995$1,378
  11. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693247$655
  12. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693256$662
  13. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693258$528
  14. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693292$643
  15. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693298$644
  16. 3.03 Carat Round Lab-Grown Diamond, E VS2, IGI LG824603136$538
  17. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825616333$654
  18. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622082$661
  19. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG825622090$532
  20. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG825622092$629
  21. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG825622095$619
  22. 3.59 Carat Round Lab-Grown Diamond, E VS2, IGI LG825622097$599
  23. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622109$654
  24. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622131$654
  25. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622140$524
  26. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622162$662
  27. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825675906$661
  28. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825676020$666
  29. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825676021$661
  30. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG825676029$619
  31. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825676031$641
  32. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825676087$644
  33. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825676104$641
  34. 3.42 Carat Round Lab-Grown Diamond, E VS1, IGI LG826603333$533
  35. 3.40 Carat Round Lab-Grown Diamond, E VS2, IGI LG826603337$539
  36. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG826603352$643
  37. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG826603365$644
  38. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG826603391$518
  39. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG826607699$629
  40. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG826607708$661
  41. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG826607720$613
  42. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG826607722$629
  43. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG826607725$629
  44. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG826607729$644
  45. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG826643598$617
  46. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG826682602$619
  47. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG826686848$472
  48. 3.05 Carat Round Lab-Grown Diamond, H VS1, IGI LG816620229$531
  49. 3.02 Carat Round Lab-Grown Diamond, G VVS2, IGI LG818660805$447
  50. 3.72 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VVS2, IGI LG826699746$1,193
  51. 3.06 Carat Round Lab-Grown Diamond, FANCY INTENSE PINK VVS2, IGI LG826666338$653
  52. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG818660802$552
  53. 3.43 Carat Round Lab-Grown Diamond, E VVS1, IGI LG818674893$749
  54. 3.23 Carat Round Lab-Grown Diamond, E FL, IGI LG818675795$1,744
  55. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG826698980$469
  56. 3.16 Carat Round Lab-Grown Diamond, D VVS1, IGI LG766686139$1,701
  57. 3.20 Carat Round Lab-Grown Diamond, D VVS1, IGI LG770605428$1,722
  58. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG811641376$1,485
  59. 3.02 Carat Round Lab-Grown Diamond, E FL, IGI LG811641378$1,547
  60. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG815677226$672