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 62

19,610 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, D IF, IGI LG735531183$1,137
  2. 3.42 Carat Round Lab-Grown Diamond, D IF, IGI LG735531189$1,292
  3. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG735531192$1,011
  4. 3.37 Carat Round Lab-Grown Diamond, D IF, IGI LG735531239$1,157
  5. 3.00 Carat Round Lab-Grown Diamond, D VVS1, IGI LG735531334$832
  6. 3.09 Carat Round Lab-Grown Diamond, D VVS1, IGI LG735531344$877
  7. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG735531368$1,231
  8. 3.45 Carat Round Lab-Grown Diamond, D IF, IGI LG735531418$1,303
  9. 3.62 Carat Round Lab-Grown Diamond, D IF, IGI LG735532785$1,618
  10. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735563205$686
  11. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735563218$688
  12. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735563241$690
  13. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG735575784$1,171
  14. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG735575808$1,016
  15. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG735575822$1,171
  16. 3.10 Carat Round Lab-Grown Diamond, D IF, IGI LG735575837$1,039
  17. 3.29 Carat Round Lab-Grown Diamond, D IF, IGI LG735575850$1,130
  18. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG735575855$1,573
  19. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG735575879$1,092
  20. 3.38 Carat Round Lab-Grown Diamond, D IF, IGI LG735575883$1,131
  21. 3 Carat Round Lab-Grown Diamond, D VVS1, IGI LG735575941$937
  22. 3.65 Carat Round Lab-Grown Diamond, D IF, IGI LG735575961$1,631
  23. 3.06 Carat Round Lab-Grown Diamond, E IF, IGI LG735582320$936
  24. 3.4 Carat Round Lab-Grown Diamond, D IF, IGI LG737502862$1,168
  25. 3.4 Carat Round Lab-Grown Diamond, D IF, IGI LG737502870$1,284
  26. 3.1 Carat Round Lab-Grown Diamond, E IF, IGI LG737502871$949
  27. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG737502911$1,148
  28. 3.56 Carat Round Lab-Grown Diamond, D IF, IGI LG737502915$1,591
  29. 3.41 Carat Round Lab-Grown Diamond, D IF, IGI LG737502920$1,288
  30. 3.35 Carat Round Lab-Grown Diamond, D IF, IGI LG737502924$1,121
  31. 3.31 Carat Round Lab-Grown Diamond, D IF, IGI LG737502925$1,250
  32. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG737502930$1,137
  33. 3.58 Carat Round Lab-Grown Diamond, F VVS2, IGI LG737517060$554
  34. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG737538997$1,171
  35. 3.42 Carat Round Lab-Grown Diamond, D IF, IGI LG737538998$1,144
  36. 3.29 Carat Round Lab-Grown Diamond, D VVS1, IGI LG737539001$909
  37. 3.62 Carat Round Lab-Grown Diamond, D VVS1, IGI LG737539007$1,159
  38. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG737539034$1,021
  39. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG737539041$1,014
  40. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG737539058$1,141
  41. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG737539066$1,011
  42. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG737539074$1,171
  43. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG737568542$1,014
  44. 3.07 Carat Round Lab-Grown Diamond, D IF, IGI LG737568586$1,054
  45. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG737568591$1,167
  46. 3.50 Carat Round Lab-Grown Diamond, D IF, IGI LG737568596$1,368
  47. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG737568603$1,148
  48. 3.09 Carat Round Lab-Grown Diamond, D IF, IGI LG737568604$1,167
  49. 3.43 Carat Round Lab-Grown Diamond, D IF, IGI LG737568622$1,147
  50. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG737568623$1,041
  51. 3.27 Carat Round Lab-Grown Diamond, D IF, IGI LG737568625$1,095
  52. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG737568628$1,065
  53. 3.55 Carat Round Lab-Grown Diamond, F VVS2, IGI LG737598887$590
  54. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG738504237$762
  55. 3.35 Carat Round Lab-Grown Diamond, D IF, IGI LG738511264$1,150
  56. 3.66 Carat Round Lab-Grown Diamond, D IF, IGI LG738511274$1,429
  57. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG738511285$1,011
  58. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG738513674$586
  59. 3.54 Carat Round Lab-Grown Diamond, D VS2, IGI LG738529461$598
  60. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739522405$626