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 286

19,280 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. 3.26 Carat Round Lab-Grown Diamond, E VS2, IGI LG792663980$455
  2. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821674634$567
  3. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG837623027$2,687
  4. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842617103$542
  5. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616507$545
  6. 3.23 Carat Round Lab-Grown Diamond, D VVS1, IGI LG839651478$891
  7. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 1483514348$595
  8. 3.18 Carat Round Lab-Grown Diamond, E VS2, GIA 2478935212$612
  9. 3.01 Carat Round Lab-Grown Diamond, E VS2, GIA 2484227903$581
  10. 3.16 Carat Round Lab-Grown Diamond, E VS2, GIA 5476979504$609
  11. 3.72 Carat Round Lab-Grown Diamond, G VS1, IGI 576349521$711
  12. 3.04 Carat Round Lab-Grown Diamond, E VS2, GIA 6234424505$587
  13. 3.16 Carat Round Lab-Grown Diamond, E VS2, GIA 6481282196$609
  14. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 6485888583$592
  15. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 7483803047$595
  16. 3.75 Carat Round Lab-Grown Diamond, G VS1, IGI LG620455986$717
  17. 3.07 Carat Round Lab-Grown Diamond, D VS2, IGI LG647444404$959
  18. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG650476956$596
  19. 3.60 Carat Round Lab-Grown Diamond, F VS1, IGI LG650476966$694
  20. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG650477052$596
  21. 3.57 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412091$685
  22. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412096$596
  23. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412098$596
  24. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412099$596
  25. 3.56 Carat Round Lab-Grown Diamond, E VS2, IGI LG669482854$794
  26. 3.24 Carat Round Lab-Grown Diamond, D VS1, IGI LG675505726$1,558
  27. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG693508725$587
  28. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG693552294$588
  29. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG694549394$941
  30. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG695524358$675
  31. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG696507027$587
  32. 3.38 Carat Round Lab-Grown Diamond, E VS1, IGI LG696552178$756
  33. 3.72 Carat Round Lab-Grown Diamond, E VS1, IGI LG696552216$721
  34. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG696552220$694
  35. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG700560543$599
  36. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG700560555$587
  37. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG701504895$591
  38. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG701504908$596
  39. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG701510635$581
  40. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG742537103$1,180
  41. 3.05 Carat Round Lab-Grown Diamond, D VS2, IGI LG750548822$952
  42. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG750548824$588
  43. 3.05 Carat Round Lab-Grown Diamond, D VS2, IGI LG750557789$952
  44. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG750557794$594
  45. 3.56 Carat Round Lab-Grown Diamond, D VS1, IGI LG835603725$722
  46. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG841649704$732
  47. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842630021$525
  48. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842630022$837
  49. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842630027$522
  50. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG707523564$588
  51. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG807615765$731
  52. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG810616268$475
  53. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG813612729$490
  54. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG814631719$475
  55. 3.22 Carat Round Lab-Grown Diamond, E VS1, IGI LG824614492$669
  56. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG826673295$472
  57. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG828610408$475
  58. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG828610556$473
  59. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG828610560$489
  60. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG828688637$603