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 22

19,503 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. 3.32 Carat Round Lab-Grown Diamond, G VS2, IGI LG564369821$479
  2. 3.81 Carat Round Lab-Grown Diamond, G VS2, IGI LG618419440$446
  3. 3.72 Carat Round Lab-Grown Diamond, H VS2, IGI LG618420357$430
  4. 3.43 Carat Round Lab-Grown Diamond, F VS2, IGI LG631426288$538
  5. 3.03 Carat Round Lab-Grown Diamond, E VS2, GIA 1499100697$864
  6. 3.79 Carat Round Lab-Grown Diamond, G VS2, IGI LG617490218$443
  7. 3.84 Carat Round Lab-Grown Diamond, G VS2, IGI LG618438782$449
  8. 3.19 Carat Round Lab-Grown Diamond, F VS1, IGI LG675529504$522
  9. 3.45 Carat Round Lab-Grown Diamond, F VS2, IGI LG675561084$702
  10. 3.09 Carat Round Lab-Grown Diamond, E SI1, IGI LG677505446$392
  11. 3.05 Carat Round Lab-Grown Diamond, G VS2, IGI LG677523597$619
  12. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG678518207$632
  13. 3.54 Carat Round Lab-Grown Diamond, F VS2, IGI LG678518209$630
  14. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG680533414$522
  15. 3.21 Carat Round Lab-Grown Diamond, F VVS2, IGI LG680533416$525
  16. 3.78 Carat Round Lab-Grown Diamond, D VVS1, GIA 6502076660$3,471
  17. 3.80 Carat Round Lab-Grown Diamond, D VVS1, GIA 6505128772$3,487
  18. 3.2 Carat Round Lab-Grown Diamond, F SI2, IGI LG517214527$485
  19. 3.62 Carat Round Lab-Grown Diamond, E VVS1, IGI LG572340002$1,053
  20. 3.70 Carat Round Lab-Grown Diamond, E IF, IGI LG572351045$1,672
  21. 3.02 Carat Round Lab-Grown Diamond, E SI2, IGI LG573306575$469
  22. 3.64 Carat Round Lab-Grown Diamond, E IF, IGI LG577378615$1,644
  23. 3.52 Carat Round Lab-Grown Diamond, E IF, IGI LG577378616$1,590
  24. 3.83 Carat Round Lab-Grown Diamond, F VVS1, IGI LG577378617$908
  25. 3.75 Carat Round Lab-Grown Diamond, F IF, IGI LG577378618$1,349
  26. 3.39 Carat Round Lab-Grown Diamond, E IF, IGI LG578344800$988
  27. 3.70 Carat Round Lab-Grown Diamond, G IF, IGI LG582360512$1,332
  28. 3.50 Carat Round Lab-Grown Diamond, E IF, IGI LG584389414$1,582
  29. 3.06 Carat Round Lab-Grown Diamond, E IF, IGI LG589309990$895
  30. 3.72 Carat Round Lab-Grown Diamond, E IF, IGI LG591311620$1,680
  31. 3.51 Carat Round Lab-Grown Diamond, E IF, IGI LG591331400$1,586
  32. 3.14 Carat Round Lab-Grown Diamond, F VVS1, IGI LG597366196$687
  33. 3.20 Carat Round Lab-Grown Diamond, F VVS1, IGI LG600325157$700
  34. 3.66 Carat Round Lab-Grown Diamond, F IF, IGI LG602348795$1,318
  35. 3.63 Carat Round Lab-Grown Diamond, F VVS1, IGI LG604378884$862
  36. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG614332315$881
  37. 3.70 Carat Round Lab-Grown Diamond, D IF, IGI LG619443104$1,728
  38. 3.27 Carat Round Lab-Grown Diamond, E IF, IGI LG620451714$955
  39. 3.15 Carat Round Lab-Grown Diamond, E IF, IGI LG621407756$920
  40. 3.63 Carat Round Lab-Grown Diamond, E VVS2, IGI LG621407757$917
  41. 3.92 Carat Round Lab-Grown Diamond, E IF, IGI LG626491771$1,952
  42. 3.28 Carat Round Lab-Grown Diamond, F IF, IGI LG627403954$835
  43. 3.66 Carat Round Lab-Grown Diamond, D VVS1, IGI LG627473078$1,261
  44. 3.63 Carat Round Lab-Grown Diamond, D VVS1, IGI LG628475929$1,050
  45. 3.40 Carat Round Lab-Grown Diamond, I IF, IGI LG629429211$865
  46. 3.63 Carat Round Lab-Grown Diamond, D VVS1, IGI LG630429191$1,250
  47. 3.86 Carat Round Lab-Grown Diamond, D IF, IGI LG631429210$2,037
  48. 3.42 Carat Round Lab-Grown Diamond, E IF, IGI LG631429505$997
  49. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG632445180$1,000
  50. 3.32 Carat Round Lab-Grown Diamond, E IF, IGI LG632452723$969
  51. 3.02 Carat Round Lab-Grown Diamond, E SI1, IGI LG636406317$404
  52. 3.61 Carat Round Lab-Grown Diamond, E VVS2, IGI LG636496158$913
  53. 3.17 Carat Round Lab-Grown Diamond, D IF, IGI LG639499432$1,047
  54. 3.25 Carat Round Lab-Grown Diamond, E IF, IGI LG643434945$949
  55. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG643434946$798
  56. 3.64 Carat Round Lab-Grown Diamond, G VVS1, IGI LG644441862$865
  57. 3.62 Carat Round Lab-Grown Diamond, D VVS1, IGI LG646445239$1,247
  58. 3.76 Carat Round Lab-Grown Diamond, D VVS1, IGI LG649438723$1,295
  59. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG656402847$798
  60. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG657459441$794