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 2

11,190 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. 3.08 Carat Round Lab-Grown Diamond, H VS1, IGI LG546222607$640
  2. 3.9 Carat Round Lab-Grown Diamond, E VVS2, IGI LG619442709$664
  3. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI 629455002$672
  4. 3.19 Carat Round Lab-Grown Diamond, E VVS2, IGI LG542235076$786
  5. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG623416645$643
  6. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG628462001$678
  7. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG628462003$661
  8. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG656402718$853
  9. 3.15 Carat Round Lab-Grown Diamond, G VVS2, IGI LG600370062$526
  10. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GIA 6492427388$1,750
  11. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG620443053$644
  12. 3.90 Carat Round Lab-Grown Diamond, E VVS2, IGI LG632402668$780
  13. 3.63 Carat Round Lab-Grown Diamond, D VVS1, IGI LG644444272$1,282
  14. 3.37 Carat Round Lab-Grown Diamond, D VVS1, IGI LG650475372$787
  15. 3.32 Carat Round Lab-Grown Diamond, D VVS1, IGI LG659435894$776
  16. 3.81 Carat Round Lab-Grown Diamond, D IF, IGI LG683520149$1,376
  17. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG646477399$924
  18. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG659435893$986
  19. 3.05 Carat Round Lab-Grown Diamond, E IF, IGI LG659470247$935
  20. 3.81 Carat Round Lab-Grown Diamond, F VVS2, IGI LG602355730$731
  21. 3.02 Carat Round Lab-Grown Diamond, G VVS2, IGI LG621481608$508
  22. 3.87 Carat Round Lab-Grown Diamond, F VVS1, IGI LG632428887$986
  23. 3.51 Carat Round Lab-Grown Diamond, E VS2, IGI LG598338771$678
  24. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 2496054474$3,822
  25. 3.01 Carat Round Lab-Grown Diamond, D VVS2, GIA 6512136408$4,717
  26. 3.00 Carat Round Lab-Grown Diamond, D SI2, IGI LG542212651$522
  27. 3.05 Carat Round Lab-Grown Diamond, J VS1, IGI LG488147074$486
  28. 3.06 Carat Round Lab-Grown Diamond, E VS2, IGI LG560231331$921
  29. 3.86 Carat Round Lab-Grown Diamond, E VVS2, IGI LG683534199$612
  30. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG669435683$903
  31. 3.06 Carat Round Lab-Grown Diamond, E IF, IGI LG682503688$916
  32. 3.26 Carat Round Lab-Grown Diamond, F VS1, GIA 5506255818$1,138
  33. 3.28 Carat Round Lab-Grown Diamond, E VS1, GIA 5513313582$1,134
  34. 3.45 Carat Round Lab-Grown Diamond, F VS1, GIA 7501289842$1,203
  35. 3.23 Carat Round Lab-Grown Diamond, F VVS2, IGI LG600374530$543
  36. 3.78 Carat Round Lab-Grown Diamond, G VVS2, IGI LG617471069$603
  37. 3.71 Carat Round Lab-Grown Diamond, F VS1, IGI LG606349537$567
  38. 3.59 Carat Round Lab-Grown Diamond, D VVS2, GIA 2516291034$1,894
  39. 3.58 Carat Round Lab-Grown Diamond, D VVS2, GIA 6512268982$1,889
  40. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG621450836$1,043
  41. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG622401099$1,077
  42. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG622477024$1,043
  43. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG623441543$1,037
  44. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG623483014$539
  45. 3.43 Carat Round Lab-Grown Diamond, D VVS2, IGI LG619431831$843
  46. 3.52 Carat Round Lab-Grown Diamond, D VVS2, IGI 631438988$1,104
  47. 3.05 Carat Round Lab-Grown Diamond, G SI1, IGI LG575377641$458
  48. 3.42 Carat Round Lab-Grown Diamond, E IF, IGI LG624422912$1,112
  49. 3.45 Carat Round Lab-Grown Diamond, D VVS2, IGI LG637453284$987
  50. 3.61 Carat Round Lab-Grown Diamond, E VVS1, IGI LG637453289$1,119
  51. 3.31 Carat Round Lab-Grown Diamond, D VVS1, IGI LG637453294$937
  52. 3.99 Carat Round Lab-Grown Diamond, D VVS2, IGI LG639481616$1,481
  53. 3.57 Carat Round Lab-Grown Diamond, D IF, IGI LG649489681$1,772
  54. 3.57 Carat Round Lab-Grown Diamond, E VVS1, IGI LG649489682$1,107
  55. 3.24 Carat Round Lab-Grown Diamond, D VS1, IGI LG651413100$816
  56. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG678568069$700
  57. 3.02 Carat Round Lab-Grown Diamond, D SI2, IGI LG559202212$428
  58. 3.25 Carat Round Lab-Grown Diamond, F IF, IGI LG595398123$799
  59. 3.40 Carat Round Lab-Grown Diamond, G VVS1, IGI LG654482701$610
  60. 3.72 Carat Round Lab-Grown Diamond, D IF, IGI LG675566700$1,553