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 27

19,489 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. 3.63 Carat Round Lab-Grown Diamond, D IF, IGI LG668433297$1,319
  2. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG668433331$1,116
  3. 3.66 Carat Round Lab-Grown Diamond, E IF, IGI LG668433333$1,324
  4. 3.70 Carat Round Lab-Grown Diamond, E VVS2, IGI LG678537711$781
  5. 3.33 Carat Round Lab-Grown Diamond, D IF, IGI LG678537712$1,156
  6. 3.72 Carat Round Lab-Grown Diamond, G VS1, IGI LG12691316$496
  7. 3.70 Carat Round Lab-Grown Diamond, G VS1, IGI LG12783411$493
  8. 3.75 Carat Round Lab-Grown Diamond, G VS1, IGI LG12783918$499
  9. 3.71 Carat Round Lab-Grown Diamond, G VS1, IGI LG464107277$494
  10. 3.75 Carat Round Lab-Grown Diamond, G VS1, IGI LG467161469$499
  11. 3.70 Carat Round Lab-Grown Diamond, G VS1, IGI LG546203088$493
  12. 3.82 Carat Round Lab-Grown Diamond, G VS1, IGI LG549222401$508
  13. 3.71 Carat Round Lab-Grown Diamond, G VS1, IGI LG551292884$494
  14. 3.83 Carat Round Lab-Grown Diamond, G VS1, IGI LG593310727$509
  15. 3.83 Carat Round Lab-Grown Diamond, G VS1, IGI LG605385810$509
  16. 3.02 Carat Round Lab-Grown Diamond, G IF, IGI LG627461279$772
  17. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG685525690$433
  18. 3.62 Carat Round Lab-Grown Diamond, E VVS1, IGI LG648475511$1,053
  19. 3.07 Carat Round Lab-Grown Diamond, D IF, IGI LG680526247$939
  20. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG680525901$791
  21. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG680526245$874
  22. 3.04 Carat Round Lab-Grown Diamond, F VS1, GIA 2486771228$922
  23. 3.54 Carat Round Lab-Grown Diamond, G VS1, IGI LG626416016$657
  24. 3.08 Carat Round Lab-Grown Diamond, F VS1, IGI LG598373233$682
  25. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG598373238$647
  26. 3.29 Carat Round Lab-Grown Diamond, D IF, IGI LG685589501$980
  27. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG644445755$444
  28. 3.89 Carat Round Lab-Grown Diamond, D VS1, IGI LG680559043$874
  29. 3.35 Carat Round Lab-Grown Diamond, E VS1, IGI LG684512796$496
  30. 3.10 Carat Round Lab-Grown Diamond, G VVS2, IGI LG683503996$436
  31. 3.91 Carat Round Lab-Grown Diamond, F VVS2, IGI LG616423917$757
  32. 3.54 Carat Round Lab-Grown Diamond, D VVS1, GIA 5513508564$2,166
  33. 3.52 Carat Round Lab-Grown Diamond, I VVS2, IGI LG653408979$502
  34. 3.36 Carat Round Lab-Grown Diamond, H VVS2, IGI LG668409135$457
  35. 3.54 Carat Round Lab-Grown Diamond, D IF, IGI LG680525903$1,264
  36. 3.08 Carat Round Lab-Grown Diamond, G VS1, IGI LG653408988$427
  37. 3.07 Carat Round Lab-Grown Diamond, H VVS2, IGI LG653408983$431
  38. 3.71 Carat Round Lab-Grown Diamond, D VVS1, GIA 1518508534$2,271
  39. 3.62 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517508577$2,114
  40. 3.75 Carat Round Lab-Grown Diamond, D VVS2, GIA 7513508549$2,314
  41. 3.69 Carat Round Lab-Grown Diamond, D VVS1, GIA 7518508574$2,484
  42. 3.17 Carat Round Lab-Grown Diamond, E VS2, IGI LG671437795$553
  43. 3.98 Carat Round Lab-Grown Diamond, E VS1, IGI LG666436291$771
  44. 3.02 Carat Round Lab-Grown Diamond, G VS2, IGI LG685582643$419
  45. 3.01 Carat Round Lab-Grown Diamond, G VS2, IGI LG685582602$417
  46. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG685582561$433
  47. 3.20 Carat Round Lab-Grown Diamond, D IF, IGI LG671485100$1,546
  48. 3.41 Carat Round Lab-Grown Diamond, E VS2, GIA 3475088170$968
  49. 3.54 Carat Round Lab-Grown Diamond, H VS1, IGI LG685556595$696
  50. 3.19 Carat Round Lab-Grown Diamond, F VS1, IGI LG653408684$468
  51. 3.08 Carat Round Lab-Grown Diamond, G VS1, IGI 631469825$479
  52. 3.51 Carat Round Lab-Grown Diamond, F VS1, IGI 631469858$559
  53. 3.57 Carat Round Lab-Grown Diamond, F VS1, IGI 631469873$568
  54. 3.09 Carat Round Lab-Grown Diamond, D VS2, IGI LG608359448$631
  55. 3.08 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419407$479
  56. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419408$480
  57. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419410$473
  58. 3.07 Carat Round Lab-Grown Diamond, E VS2, IGI LG627472796$482
  59. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI LG628439840$486
  60. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG628439841$480