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 214

15,285 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, D IF, IGI LG754508933$1,140
  2. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG754509036$1,061
  3. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG754508441$1,065
  4. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508579$855
  5. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG754508580$855
  6. 3.64 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754563444$1,114
  7. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG754563485$1,034
  8. 3.4 Carat Round Lab-Grown Diamond, D IF, IGI LG619457814$1,641
  9. 3.42 Carat Round Lab-Grown Diamond, D IF, IGI LG622492907$1,650
  10. 3 Carat Round Lab-Grown Diamond, D IF, IGI LG620412401$1,428
  11. 3.6 Carat Round Lab-Grown Diamond, D IF, IGI LG622492893$2,405
  12. 3.41 Carat Round Lab-Grown Diamond, E IF, IGI LG626488598$1,530
  13. 3.25 Carat Round Lab-Grown Diamond, D VVS1, IGI LG813622822$941
  14. 3.55 Carat Round Lab-Grown Diamond, D VVS1, IGI LG813622841$1,135
  15. 3.29 Carat Round Lab-Grown Diamond, D vvs1, igi LG821683856$946
  16. 3.13 Carat Round Lab-Grown Diamond, D FL, IGI LG822610102$1,879
  17. 3.77 Carat Round Lab-Grown Diamond, E VVS2, IGI LG808601185$628
  18. 3.59 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG611393250$721
  19. 3.53 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG797674632$683
  20. 3.52 Carat Round Lab-Grown Diamond, H VS1, IGI LG619455877$545
  21. 3.52 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN SI1, IGI LG793622701$562
  22. 3.5 Carat Round Lab-Grown Diamond, E VS1, IGI LG808601175$558
  23. 3.5 Carat Round Lab-Grown Diamond, E VVS2, IGI LG808601178$585
  24. 3.5 Carat Round Lab-Grown Diamond, F VS2, IGI LG610317708$518
  25. 3.5 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS1, IGI LG729503097$979
  26. 3.5 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG797674633$627
  27. 3.43 Carat Round Lab-Grown Diamond, E SI2, IGI LG614327445$442
  28. 3.21 Carat Round Lab-Grown Diamond, E VVS1, IGI LG792635216$704
  29. 3.08 Carat Round Lab-Grown Diamond, FANCY INTENSE PINK VS1, IGI LG648431891$703
  30. 3.05 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG797674621$729
  31. 3.02 Carat Round Lab-Grown Diamond, FANCY DEEP ORANGE VVS2, IGI LG652437915$966
  32. 3.02 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS1, IGI LG750571874$849
  33. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG729548419$664
  34. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG797674749$587
  35. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG617457809$538
  36. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID ORANGE VS1, IGI LG613371732$918
  37. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG797674747$656
  38. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG797674627$690
  39. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS2, IGI LG735530704$809
  40. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG610317829$538
  41. 3 Carat Round Lab-Grown Diamond, FANCY INTENSE PINK VVS2, IGI LG732587307$668
  42. 3 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS1, IGI LG793622699$821
  43. 3 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG669418301$568
  44. 3 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG729503107$552
  45. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG819615910$443
  46. 3.00 Carat Round Lab-Grown Diamond, E FL, IGI LG794624904$5,529
  47. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG819699708$522
  48. 3.9 Carat Round Lab-Grown Diamond, F VVS2, IGI LG731588806$598
  49. 3.01 Carat Round Lab-Grown Diamond, H VVS2, IGI LG775608719$413
  50. 3.03 Carat Round Lab-Grown Diamond, H VS1, IGI LG800615815$405
  51. 3.11 Carat Round Lab-Grown Diamond, F IF, IGI LG631466058$978
  52. 3.6 Carat Round Lab-Grown Diamond, F VS2, IGI LG777630695$482
  53. 3.99 Carat Round Lab-Grown Diamond, F VS1, IGI LG784621341$564
  54. 3.98 Carat Round Lab-Grown Diamond, F VS1, IGI LG798603450$913
  55. 3.74 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788634991$795
  56. 3.21 Carat Round Lab-Grown Diamond, D VS1, IGI LG790630708$741
  57. 3.27 Carat Round Lab-Grown Diamond, D VS1, IGI LG790630764$753
  58. 3.71 Carat Round Lab-Grown Diamond, E VVS1, IGI LG790630782$792
  59. 3.25 Carat Round Lab-Grown Diamond, D VS1, IGI LG790630793$749
  60. 3.29 Carat Round Lab-Grown Diamond, D VS1, IGI LG797657571$757