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 36

19,454 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. 3.58 Carat Round Lab-Grown Diamond, F VVS1, IGI LG700578664$711
  2. 3.41 Carat Round Lab-Grown Diamond, F VVS2, IGI LG704580953$572
  3. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG704565914$894
  4. 3.16 Carat Round Lab-Grown Diamond, D IF, IGI LG704565916$908
  5. 3.37 Carat Round Lab-Grown Diamond, D IF, IGI LG704565922$997
  6. 3.17 Carat Round Lab-Grown Diamond, D IF, GIA 7528110066$2,219
  7. 3.71 Carat Round Lab-Grown Diamond, D VVS1, GIA 6525110078$1,936
  8. 3.35 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706552119$807
  9. 3.41 Carat Round Lab-Grown Diamond, D VVS1, IGI LG706552130$822
  10. 3.23 Carat Round Lab-Grown Diamond, D IF, IGI LG700501290$1,177
  11. 3.02 Carat Round Lab-Grown Diamond, G VVS2, IGI LG677514608$430
  12. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG696550171$1,035
  13. 3.77 Carat Round Lab-Grown Diamond, D VVS2, IGI LG694572912$1,187
  14. 3.20 Carat Round Lab-Grown Diamond, E VS2, IGI LG701507066$523
  15. 3.13 Carat Round Lab-Grown Diamond, E VS2, IGI LG701507070$556
  16. 3.19 Carat Round Lab-Grown Diamond, G VVS2, IGI LG700590002$473
  17. 3.84 Carat Round Lab-Grown Diamond, F VVS2, IGI LG704544458$813
  18. 3.84 Carat Round Lab-Grown Diamond, D VS1, IGI LG705504579$746
  19. 3.66 Carat Round Lab-Grown Diamond, E VVS2, IGI LG706520175$809
  20. 3.72 Carat Round Lab-Grown Diamond, G VS1, IGI LG705517750$487
  21. 3.66 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520174$699
  22. 3.75 Carat Round Lab-Grown Diamond, D VS1, IGI LG706520178$874
  23. 3.75 Carat Round Lab-Grown Diamond, E VVS2, IGI LG706520185$829
  24. 3.70 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520189$706
  25. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG700501956$591
  26. 3.01 Carat Round Lab-Grown Diamond, F VVS1, IGI LG702572563$680
  27. 3.73 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520190$711
  28. 3.32 Carat Round Lab-Grown Diamond, D VS1, IGI LG705549012$917
  29. 3.88 Carat Round Lab-Grown Diamond, E VVS2, IGI LG706520183$855
  30. 3.66 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520188$699
  31. 3.04 Carat Round Lab-Grown Diamond, E VS1, GIA 2526080309$888
  32. 3.8 Carat Round Lab-Grown Diamond, D VVS1, IGI LG698540327$1,271
  33. 3.81 Carat Round Lab-Grown Diamond, D VVS1, IGI LG703510939$1,275
  34. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG701502074$609
  35. 3.72 Carat Round Lab-Grown Diamond, E VVS2, IGI LG702502950$592
  36. 3.22 Carat Round Lab-Grown Diamond, G VS1, IGI LG704508360$462
  37. 3.06 Carat Round Lab-Grown Diamond, E IF, IGI LG684511791$706
  38. 3.08 Carat Round Lab-Grown Diamond, E IF, IGI LG687552263$710
  39. 3.08 Carat Round Lab-Grown Diamond, E IF, IGI LG688517863$710
  40. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG702527267$580
  41. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520207$526
  42. 3.42 Carat Round Lab-Grown Diamond, D VS1, IGI LG704553171$672
  43. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG704553184$591
  44. 3.04 Carat Round Lab-Grown Diamond, D VS1, GIA 2231570595$1,230
  45. 3.04 Carat Round Lab-Grown Diamond, D VVS2, GIA 6525093244$1,390
  46. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG704553183$578
  47. 3.06 Carat Round Lab-Grown Diamond, D IF, GIA 6501781294$2,250
  48. 3.71 Carat Round Lab-Grown Diamond, D VS1, IGI LG706520176$865
  49. 3.94 Carat Round Lab-Grown Diamond, E VS1, IGI LG705514322$630
  50. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG702527278$578
  51. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG703510935$1,199
  52. 3.91 Carat Round Lab-Grown Diamond, E VS1, IGI LG687531333$609
  53. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG706520231$528
  54. 3.81 Carat Round Lab-Grown Diamond, D VS2, IGI LG706520182$905
  55. 3.18 Carat Round Lab-Grown Diamond, E VS2, IGI LG699505528$554
  56. 3.91 Carat Round Lab-Grown Diamond, E VS1, IGI LG699501460$609
  57. 3.62 Carat Round Lab-Grown Diamond, D IF, IGI LG698536829$1,469
  58. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG700508229$592
  59. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG704553180$589
  60. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG698585266$591