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 125

19,704 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. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG772624366$620
  2. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG774662891$617
  3. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774664303$598
  4. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774664305$662
  5. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG780642766$563
  6. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG781646954$584
  7. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646956$585
  8. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646958$585
  9. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646960$588
  10. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG781646964$588
  11. 3.86 Carat Round Lab-Grown Diamond, D VVS1, IGI LG770633934$1,488
  12. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772624363$599
  13. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774665168$657
  14. 3.47 Carat Round Lab-Grown Diamond, D VVS1, IGI LG780612578$811
  15. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG775633334$731
  16. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG776669355$1,051
  17. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG779609450$801
  18. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG754594748$1,152
  19. 3.77 Carat Round Lab-Grown Diamond, D VS1, IGI LG780649298$1,186
  20. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG780649300$1,170
  21. 3.42 Carat Round Lab-Grown Diamond, D VVS2, IGI LG780649305$1,308
  22. 3.51 Carat Round Lab-Grown Diamond, F VS1, GIA 1479301907$1,062
  23. 3.06 Carat Round Lab-Grown Diamond, E VS1, GIA 1483606467$1,012
  24. 3.07 Carat Round Lab-Grown Diamond, E VS1, GIA 1485357196$1,016
  25. 3.07 Carat Round Lab-Grown Diamond, E VS1, GIA 1485357241$1,016
  26. 3.08 Carat Round Lab-Grown Diamond, E VS1, GIA 1498328079$1,020
  27. 3.57 Carat Round Lab-Grown Diamond, E VS1, GIA 2477209021$1,176
  28. 3.07 Carat Round Lab-Grown Diamond, E VS1, GIA 2484445137$1,016
  29. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 2484771293$1,022
  30. 3.01 Carat Round Lab-Grown Diamond, E VS1, GIA 2494729124$1,163
  31. 3.07 Carat Round Lab-Grown Diamond, E VS1, GIA 2497350586$1,016
  32. 3.76 Carat Round Lab-Grown Diamond, E IF, GCAL 353236064$4,155
  33. 3.66 Carat Round Lab-Grown Diamond, E VVS1, GCAL 353256178$1,906
  34. 3.94 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353256229$1,440
  35. 3.51 Carat Round Lab-Grown Diamond, D FL, GCAL 353336138$7,916
  36. 3.15 Carat Round Lab-Grown Diamond, E VVS1, GCAL 353406327$1,392
  37. 3 Carat Round Lab-Grown Diamond, E VVS1, GCAL 353426067$1,454
  38. 3.02 Carat Round Lab-Grown Diamond, D IF, GCAL 353426117$2,064
  39. 3.59 Carat Round Lab-Grown Diamond, D FL, GCAL 353486063$9,002
  40. 3 Carat Round Lab-Grown Diamond, E FL, GCAL 353486064$5,100
  41. 3 Carat Round Lab-Grown Diamond, D VVS2, GCAL 353526130$1,479
  42. 3.02 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353526137$1,438
  43. 3 Carat Round Lab-Grown Diamond, D VVS1, GCAL 353526227$1,632
  44. 3.03 Carat Round Lab-Grown Diamond, E VVS2, GCAL 353606180$1,442
  45. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GCAL 353606221$1,618
  46. 3.08 Carat Round Lab-Grown Diamond, E VS1, GIA 6482606611$1,020
  47. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6482669818$1,022
  48. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6485505195$1,022
  49. 3.05 Carat Round Lab-Grown Diamond, E VS1, GIA 6491002696$1,010
  50. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 6495432356$1,022
  51. 3.10 Carat Round Lab-Grown Diamond, E VS1, GIA 7481473258$1,024
  52. 3.09 Carat Round Lab-Grown Diamond, E VS1, GIA 7481670129$1,022
  53. 3.40 Carat Round Lab-Grown Diamond, F VS1, IGI LG572368868$760
  54. 3.28 Carat Round Lab-Grown Diamond, F VS1, IGI LG579361084$734
  55. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG623496982$706
  56. 3.36 Carat Round Lab-Grown Diamond, F VVS2, IGI LG632429690$753
  57. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG689576240$483
  58. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742541364$713
  59. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742542260$713
  60. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG742542267$713