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 186

19,778 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. 3.13 Carat Round Lab-Grown Diamond, D VS1, GIA 6472836238$1,463
  2. 3.29 Carat Round Lab-Grown Diamond, E VS2, GIA 5234040838$1,258
  3. 3.37 Carat Round Lab-Grown Diamond, D VS1, GIA 2231040884$1,432
  4. 3.61 Carat Round Lab-Grown Diamond, E VVS1, GIA 2239040868$1,964
  5. 3.68 Carat Round Lab-Grown Diamond, D VS1, GIA 6472513449$1,783
  6. 3.46 Carat Round Lab-Grown Diamond, D VVS1, GIA 6471513359$1,882
  7. 3.07 Carat Round Lab-Grown Diamond, D VVS1, GIA 6471513218$1,670
  8. 3.16 Carat Round Lab-Grown Diamond, D VVS1, GIA 1478633248$1,719
  9. 3.37 Carat Round Lab-Grown Diamond, F VVS2, IGI LG480148541$745
  10. 3.24 Carat Round Lab-Grown Diamond, F VVS2, IGI LG480148829$716
  11. 3.32 Carat Round Lab-Grown Diamond, E VVS1, GIA 6482021190$1,609
  12. 3.35 Carat Round Lab-Grown Diamond, E VVS1, GIA 6482021188$1,623
  13. 3.18 Carat Round Lab-Grown Diamond, E VS1, GIA 6485274599$1,297
  14. 3.45 Carat Round Lab-Grown Diamond, E VVS1, GIA 2486021359$1,672
  15. 3.02 Carat Round Lab-Grown Diamond, D VVS2, GIA 7481020570$1,463
  16. 3.69 Carat Round Lab-Grown Diamond, D IF, IGI LG743593333$1,499
  17. 3.35 Carat Round Lab-Grown Diamond, D VVS1, IGI LG743593332$951
  18. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG744515338$1,051
  19. 3.45 Carat Round Lab-Grown Diamond, D IF, IGI LG744515333$1,185
  20. 3.54 Carat Round Lab-Grown Diamond, D VVS1, IGI LG744515184$1,174
  21. 3.58 Carat Round Lab-Grown Diamond, D IF, IGI LG743593330$1,455
  22. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG743593626$855
  23. 3.07 Carat Round Lab-Grown Diamond, D VVS1, IGI LG743594171$872
  24. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG743594185$1,034
  25. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG743594190$855
  26. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG743594215$1,037
  27. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG754507808$804
  28. 3.47 Carat Round Lab-Grown Diamond, D IF, IGI LG754507828$1,192
  29. 3.37 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754507859$957
  30. 3.47 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754507825$985
  31. 3.07 Carat Round Lab-Grown Diamond, D IF, IGI LG754507826$1,054
  32. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754507830$866
  33. 3.46 Carat Round Lab-Grown Diamond, D IF, IGI LG754507883$1,188
  34. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG743594170$1,061
  35. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG754508077$1,119
  36. 3.26 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508227$926
  37. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG735575951$1,061
  38. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508082$866
  39. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG754508016$1,061
  40. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG754508018$1,034
  41. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG754508027$1,037
  42. 3.48 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508910$988
  43. 3.33 Carat Round Lab-Grown Diamond, D IF, IGI LG754508893$1,144
  44. 3.32 Carat Round Lab-Grown Diamond, D IF, IGI LG754508933$1,140
  45. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG754509036$1,061
  46. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG754508441$1,065
  47. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508580$855
  48. 3.64 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754563444$1,114
  49. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG754563485$1,034
  50. 3.4 Carat Round Lab-Grown Diamond, D IF, IGI LG619457814$1,296
  51. 3.42 Carat Round Lab-Grown Diamond, D IF, IGI LG622492907$1,303
  52. 3 Carat Round Lab-Grown Diamond, D IF, IGI LG620412401$1,428
  53. 3.6 Carat Round Lab-Grown Diamond, D IF, IGI LG622492893$1,553
  54. 3.41 Carat Round Lab-Grown Diamond, E IF, IGI LG626488598$1,127
  55. 3.55 Carat Round Lab-Grown Diamond, D VVS1, IGI LG813622841$1,135
  56. 3.29 Carat Round Lab-Grown Diamond, D vvs1, igi LG821683856$1,025
  57. 3.13 Carat Round Lab-Grown Diamond, D FL, IGI LG822610102$1,879
  58. 3.56 Carat Round Lab-Grown Diamond, E VVS1, GIA 7486454326$2,130
  59. 3.18 Carat Round Lab-Grown Diamond, E VVS1, GIA 2487274630$1,695
  60. 3.16 Carat Round Lab-Grown Diamond, D VS1, GIA 7481020666$1,477