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 299

19,493 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. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG754586228$590
  2. 3.05 Carat Round Lab-Grown Diamond, F VVS2, IGI LG756515618$596
  3. 3.1 Carat Round Lab-Grown Diamond, D VS1, IGI LG724563543$780
  4. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG803623855$620
  5. 3.9 Carat Round Lab-Grown Diamond, G VVS2, IGI LG810649305$577
  6. 3.99 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818638942$692
  7. 3.03 Carat Round Lab-Grown Diamond, F VVS1, IGI LG823610829$664
  8. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG807651897$755
  9. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG817696787$752
  10. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG817698759$631
  11. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG818625477$631
  12. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG819619979$627
  13. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG821683626$752
  14. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG823697451$752
  15. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG826694062$627
  16. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG828646793$627
  17. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG828668893$627
  18. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG828668901$627
  19. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833659198$638
  20. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833662413$627
  21. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG833662418$742
  22. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833662576$627
  23. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG833662606$749
  24. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833662616$624
  25. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679760$627
  26. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679918$624
  27. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679937$627
  28. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG833682457$745
  29. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833682466$627
  30. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834607735$629
  31. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG834608385$742
  32. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG834615297$749
  33. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG834615720$752
  34. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG834615728$627
  35. 3.59 Carat Round Lab-Grown Diamond, FANCY INTENSE BLUE VS1, IGI LG836630894$694
  36. 3.17 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG836630500$605
  37. 3 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG836630899$650
  38. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632334$672
  39. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632346$672
  40. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835669698$514
  41. 3.56 Carat Round Lab-Grown Diamond, D VS1, IGI LG840652115$686
  42. 3.60 Carat Round Lab-Grown Diamond, D VS1, IGI LG841614997$694
  43. 3.02 Carat Round Lab-Grown Diamond, D VS2, IGI LG802627292$472
  44. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632337$672
  45. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782632340$748
  46. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782632342$741
  47. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823610586$489
  48. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG828684640$895
  49. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG831617010$895
  50. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG831617027$836
  51. 3.53 Carat Round Lab-Grown Diamond, D VS1, IGI LG840652119$717
  52. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG826604894$1,641
  53. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG839676250$1,065
  54. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842652424$686
  55. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG843638537$489
  56. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG843653801$539
  57. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG843654565$538
  58. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG843694152$535
  59. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695163$547
  60. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695166$543