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 40

15,831 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. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG705526364$578
  2. 3.52 Carat Round Lab-Grown Diamond, E VS2, IGI LG705543647$557
  3. 3.59 Carat Round Lab-Grown Diamond, D VS1, IGI LG705543656$885
  4. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG705543673$578
  5. 3.51 Carat Round Lab-Grown Diamond, E VS2, IGI LG705543678$571
  6. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG705543686$591
  7. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG705543688$595
  8. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG705543730$578
  9. 3.59 Carat Round Lab-Grown Diamond, D VS1, IGI LG705543735$885
  10. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG705543883$592
  11. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG706507052$595
  12. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG706507083$578
  13. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG706527729$592
  14. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG706527775$592
  15. 3.50 Carat Round Lab-Grown Diamond, E VS2, IGI LG706527782$570
  16. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG706540160$578
  17. 3.31 Carat Round Lab-Grown Diamond, D VS1, IGI LG706577278$656
  18. 3.59 Carat Round Lab-Grown Diamond, F VVS2, IGI LG709532122$597
  19. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG711531219$1,000
  20. 3.15 Carat Round Lab-Grown Diamond, D VS2, IGI LG712587586$522
  21. 3.52 Carat Round Lab-Grown Diamond, E VVS1, IGI LG713519189$731
  22. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG692560373$947
  23. 3.58 Carat Round Lab-Grown Diamond, E VS2, IGI LG698515064$577
  24. 3.59 Carat Round Lab-Grown Diamond, D VS2, IGI LG698515070$639
  25. 3.56 Carat Round Lab-Grown Diamond, D VS2, IGI LG698566703$634
  26. 3.82 Carat Round Lab-Grown Diamond, F VS1, IGI LG700509132$1,653
  27. 3.21 Carat Round Lab-Grown Diamond, D vs1, igi LG713519090$689
  28. 3.17 Carat Round Lab-Grown Diamond, D vs1, igi LG713519098$681
  29. 3.41 Carat Round Lab-Grown Diamond, D vs1, igi LG713519099$732
  30. 3.35 Carat Round Lab-Grown Diamond, D VS1, IGI LG713552967$660
  31. 3.08 Carat Round Lab-Grown Diamond, D IF, IGI LG692560372$1,058
  32. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG692560397$814
  33. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG715509789$797
  34. 3.21 Carat Round Lab-Grown Diamond, G VVS2, IGI LG583333894$454
  35. 3.57 Carat Round Lab-Grown Diamond, F VS1, IGI LG631469873$568
  36. 3.40 Carat Round Lab-Grown Diamond, D VVS1, IGI LG696559946$956
  37. 3.53 Carat Round Lab-Grown Diamond, F VVS2, IGI LG710515938$587
  38. 3.41 Carat Round Lab-Grown Diamond, D VS2, IGI LG710550887$650
  39. 3.58 Carat Round Lab-Grown Diamond, D VVS1, GIA 1527030758$2,191
  40. 3.52 Carat Round Lab-Grown Diamond, F VS2, IGI LG693518626$568
  41. 3.05 Carat Round Lab-Grown Diamond, D VS2, IGI LG695514492$514
  42. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG706527765$539
  43. 3.72 Carat Round Lab-Grown Diamond, E VS1, IGI LG707513981$557
  44. 3.78 Carat Round Lab-Grown Diamond, D VS1, IGI LG708562687$739
  45. 3.82 Carat Round Lab-Grown Diamond, E VVS2, IGI LG708573240$608
  46. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG708573243$512
  47. 3.36 Carat Round Lab-Grown Diamond, D VS1, IGI LG713572782$1,000
  48. 3.29 Carat Round Lab-Grown Diamond, D vs1, igi LG714502230$680
  49. 3.67 Carat Round Lab-Grown Diamond, D VVS1, GIA 2526385805$2,246
  50. 3.65 Carat Round Lab-Grown Diamond, D VVS1, GIA 2527385717$2,234
  51. 3.71 Carat Round Lab-Grown Diamond, D VVS1, GIA 2527385799$2,271
  52. 3.6 Carat Round Lab-Grown Diamond, D VVS1, GIA 7522385725$2,424
  53. 3.27 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698540334$921
  54. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG711531220$882
  55. 3.73 Carat Round Lab-Grown Diamond, D vs1, igi LG712533721$789
  56. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG712591459$1,000
  57. 3.37 Carat Round Lab-Grown Diamond, D IF, IGI LG712591460$1,112
  58. 3.17 Carat Round Lab-Grown Diamond, D vvs2, igi LG713519084$732
  59. 3.97 Carat Round Lab-Grown Diamond, E VS1, IGI LG713542883$622
  60. 3.36 Carat Round Lab-Grown Diamond, D vs1, igi LG713572909$695