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 3

18,869 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. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG659435893$986
  2. 3.05 Carat Round Lab-Grown Diamond, E IF, IGI LG659470247$935
  3. 3.81 Carat Round Lab-Grown Diamond, F VVS2, IGI LG602355730$731
  4. 3.02 Carat Round Lab-Grown Diamond, G VVS2, IGI LG621481608$508
  5. 3.87 Carat Round Lab-Grown Diamond, F VVS1, IGI LG632428887$986
  6. 3.16 Carat Round Lab-Grown Diamond, D VS1, IGI LG655457328$574
  7. 3.51 Carat Round Lab-Grown Diamond, E VS2, IGI LG598338771$683
  8. 3.00 Carat Round Lab-Grown Diamond, D SI2, IGI LG542212651$533
  9. 3.02 Carat Round Lab-Grown Diamond, J VS1, IGI LG450041827$482
  10. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG467166295$480
  11. 3.00 Carat Round Lab-Grown Diamond, J VS1, IGI LG467166302$479
  12. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG467166399$480
  13. 3.00 Carat Round Lab-Grown Diamond, J VVS2, IGI LG467166403$488
  14. 3.16 Carat Round Lab-Grown Diamond, J VVS2, IGI LG483113196$576
  15. 3.11 Carat Round Lab-Grown Diamond, J VS1, IGI LG483113234$557
  16. 3.02 Carat Round Lab-Grown Diamond, J VS1, IGI LG483113240$542
  17. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG483113329$480
  18. 3.08 Carat Round Lab-Grown Diamond, J VS1, IGI LG488146975$552
  19. 3.02 Carat Round Lab-Grown Diamond, J VS1, IGI LG488146981$482
  20. 3.05 Carat Round Lab-Grown Diamond, J VS1, IGI LG488147074$486
  21. 3.00 Carat Round Lab-Grown Diamond, J VVS2, IGI LG488147083$488
  22. 3.18 Carat Round Lab-Grown Diamond, J VS1, IGI LG488147108$569
  23. 3.12 Carat Round Lab-Grown Diamond, J VS1, IGI LG488147110$559
  24. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG488147225$540
  25. 3.11 Carat Round Lab-Grown Diamond, J VS1, IGI LG496107386$557
  26. 3.02 Carat Round Lab-Grown Diamond, J VS1, IGI LG496107402$542
  27. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG496107407$480
  28. 3.04 Carat Round Lab-Grown Diamond, J VS1, IGI LG497181924$545
  29. 3.07 Carat Round Lab-Grown Diamond, J VVS2, IGI LG497182062$561
  30. 3.02 Carat Round Lab-Grown Diamond, J VS1, IGI LG497182188$542
  31. 3.06 Carat Round Lab-Grown Diamond, J VS1, IGI LG497182258$549
  32. 3.05 Carat Round Lab-Grown Diamond, J VS1, IGI LG497182315$547
  33. 3.02 Carat Round Lab-Grown Diamond, J VVS2, IGI LG497182319$552
  34. 3.01 Carat Round Lab-Grown Diamond, J VS1, IGI LG497182324$540
  35. 3.07 Carat Round Lab-Grown Diamond, J VS1, IGI LG502152143$550
  36. 3.06 Carat Round Lab-Grown Diamond, E VS2, IGI LG560231331$921
  37. 3.86 Carat Round Lab-Grown Diamond, E VVS2, IGI LG683534199$585
  38. 3.02 Carat Round Lab-Grown Diamond, I VVS2, IGI LG467166201$408
  39. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG669435683$903
  40. 3.06 Carat Round Lab-Grown Diamond, E IF, IGI LG682503688$868
  41. 3.26 Carat Round Lab-Grown Diamond, F VS1, GIA 5506255818$1,138
  42. 3.28 Carat Round Lab-Grown Diamond, E VS1, GIA 5513313582$1,134
  43. 3.45 Carat Round Lab-Grown Diamond, F VS1, GIA 7501289842$1,203
  44. 3.23 Carat Round Lab-Grown Diamond, F VVS2, IGI LG600374530$544
  45. 3.71 Carat Round Lab-Grown Diamond, F VS1, IGI LG606349537$568
  46. 3.46 Carat Round Lab-Grown Diamond, H VVS1, IGI LG559261981$537
  47. 3.41 Carat Round Lab-Grown Diamond, H VVS1, IGI LG564344971$598
  48. 3.50 Carat Round Lab-Grown Diamond, H VVS1, IGI LG564345040$591
  49. 3.51 Carat Round Lab-Grown Diamond, H VVS1, IGI LG571383640$593
  50. 3.51 Carat Round Lab-Grown Diamond, G VVS2, IGI LG571383645$630
  51. 3.59 Carat Round Lab-Grown Diamond, D VVS2, GIA 2516291034$1,894
  52. 3.58 Carat Round Lab-Grown Diamond, D VVS2, GIA 6512268982$1,889
  53. 3.50 Carat Round Lab-Grown Diamond, H VVS1, IGI LG559262006$591
  54. 3.03 Carat Round Lab-Grown Diamond, I VVS2, IGI LG564344956$451
  55. 3.42 Carat Round Lab-Grown Diamond, H VVS2, IGI LG564344969$500
  56. 3.31 Carat Round Lab-Grown Diamond, H VVS2, IGI LG564344970$485
  57. 3.41 Carat Round Lab-Grown Diamond, I VVS2, IGI LG564344974$493
  58. 3.40 Carat Round Lab-Grown Diamond, H VVS2, IGI LG564344975$497
  59. 3.57 Carat Round Lab-Grown Diamond, I VVS2, IGI LG564344981$515
  60. 3.51 Carat Round Lab-Grown Diamond, H VVS2, IGI LG564344990$523