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 298

19,409 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. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679760$627
  2. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679918$624
  3. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG833679937$627
  4. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG833682457$745
  5. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833682466$627
  6. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834607735$629
  7. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG834608385$742
  8. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG834615297$749
  9. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG834615720$752
  10. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG834615728$627
  11. 3.59 Carat Round Lab-Grown Diamond, FANCY INTENSE BLUE VS1, IGI LG836630894$694
  12. 3.17 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG836630500$605
  13. 3 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG836630899$650
  14. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632334$672
  15. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632346$672
  16. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835669698$514
  17. 3.56 Carat Round Lab-Grown Diamond, D VS1, IGI LG840652115$686
  18. 3.60 Carat Round Lab-Grown Diamond, D VS1, IGI LG841614997$694
  19. 3.02 Carat Round Lab-Grown Diamond, D VS2, IGI LG802627292$472
  20. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG782632337$672
  21. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782632340$748
  22. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782632342$741
  23. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG823610586$489
  24. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG828684640$895
  25. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG831617010$895
  26. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG831617027$836
  27. 3.53 Carat Round Lab-Grown Diamond, D VS1, IGI LG840652119$717
  28. 3.09 Carat Round Lab-Grown Diamond, D FL, IGI LG826604894$1,641
  29. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG839676250$1,065
  30. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842652424$686
  31. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG843638537$489
  32. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG843653801$539
  33. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG843654565$538
  34. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG843694152$535
  35. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695163$547
  36. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695166$543
  37. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG843695170$542
  38. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844617213$552
  39. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG844617263$539
  40. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844635382$491
  41. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG844635374$544
  42. 3.09 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844627702$538
  43. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844649279$569
  44. 3.98 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844618229$613
  45. 3.08 Carat Round Lab-Grown Diamond, F VS1, IGI LG844632469$546
  46. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844626476$574
  47. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844637597$578
  48. 3.01 Carat Round Lab-Grown Diamond, G VVS2, IGI LG844632559$500
  49. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG844640351$548
  50. 3.09 Carat Round Lab-Grown Diamond, F VS1, IGI LG844632535$523
  51. 3.04 Carat Round Lab-Grown Diamond, E VVS1, IGI LG844630237$755
  52. 3.09 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844648597$538
  53. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844640389$568
  54. 3.06 Carat Round Lab-Grown Diamond, F VVS2, IGI LG844640360$553
  55. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG844627700$550
  56. 3 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844671045$567
  57. 3.07 Carat Round Lab-Grown Diamond, F VS1, IGI LG844637782$545
  58. 3 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844630318$1,015
  59. 3.1 Carat Round Lab-Grown Diamond, F VS1, IGI LG844607575$529
  60. 3.08 Carat Round Lab-Grown Diamond, F VS1, IGI LG844632478$541