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 225

15,609 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. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG826611027$759
  2. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG821650532$616
  3. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG821650549$616
  4. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG821669678$626
  5. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG818675686$494
  6. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818675772$518
  7. 3.81 Carat Round Lab-Grown Diamond, F VS1, IGI LG827602774$605
  8. 3.93 Carat Round Lab-Grown Diamond, G VVS2, IGI LG827602780$599
  9. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG729591963$1,126
  10. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG731504256$1,126
  11. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG732562130$1,126
  12. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG732587969$1,126
  13. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG733535824$1,126
  14. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG793645811$592
  15. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG793646318$592
  16. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626917$553
  17. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG788668225$657
  18. 3.56 Carat Round Lab-Grown Diamond, D VS1, IGI LG800643588$785
  19. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG801698888$619
  20. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG802604350$617
  21. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG804646861$567
  22. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG809656564$589
  23. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG809677980$515
  24. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG811681074$655
  25. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG813614298$622
  26. 3.91 Carat Round Lab-Grown Diamond, D FL, IGI LG817693409$3,266
  27. 3.20 Carat Round Lab-Grown Diamond, D FL, IGI LG817693410$1,726
  28. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG821625449$861
  29. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG823683719$493
  30. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG823683750$489
  31. 3.64 Carat Round Lab-Grown Diamond, E VVS1, GIA 3475935848$2,104
  32. 3.53 Carat Round Lab-Grown Diamond, D FL, IGI LG821601135$2,793
  33. 3.85 Carat Round Lab-Grown Diamond, D FL, IGI LG821650419$3,011
  34. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG825676379$2,026
  35. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG825676381$1,831
  36. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG825676382$1,813
  37. 3.17 Carat Round Lab-Grown Diamond, D FL, IGI LG826639532$1,903
  38. 3.10 Carat Round Lab-Grown Diamond, D FL, IGI LG826639533$1,861
  39. 3.42 Carat Round Lab-Grown Diamond, D FL, IGI LG826639534$2,050
  40. 3.47 Carat Round Lab-Grown Diamond, D FL, IGI LG826672367$2,162
  41. 3.06 Carat Round Lab-Grown Diamond, E VVS1, IGI LG817637625$662
  42. 3.85 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818665995$1,448
  43. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823643121$655
  44. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693247$655
  45. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693256$662
  46. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693258$662
  47. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693262$578
  48. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693271$575
  49. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693292$643
  50. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693298$644
  51. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823693302$577
  52. 3.03 Carat Round Lab-Grown Diamond, E VS2, IGI LG824603136$538
  53. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG824603149$574
  54. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG824603158$577
  55. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825616333$654
  56. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622081$578
  57. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622082$661
  58. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG825622087$575
  59. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG825622090$532
  60. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG825622092$629