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 98

19,957 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. 3.56 Carat Round Lab-Grown Diamond, D VVS1, IGI LG749556055$986
  2. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG754538755$604
  3. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG755530416$645
  4. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG755533563$596
  5. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG744515186$1,119
  6. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG744515446$1,047
  7. 3.27 Carat Round Lab-Grown Diamond, D IF, IGI LG744515447$1,123
  8. 3.45 Carat Round Lab-Grown Diamond, D IF, IGI LG744515449$1,185
  9. 3.32 Carat Round Lab-Grown Diamond, D IF, IGI LG744515454$1,140
  10. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750531910$626
  11. 3.21 Carat Round Lab-Grown Diamond, D IF, IGI LG754558340$986
  12. 3.20 Carat Round Lab-Grown Diamond, D IF, IGI LG754558341$983
  13. 3.72 Carat Round Lab-Grown Diamond, D IF, IGI LG754570827$1,483
  14. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG755503320$648
  15. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG755520889$650
  16. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755522602$606
  17. 3.38 Carat Round Lab-Grown Diamond, E IF, IGI LG755527001$1,116
  18. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755531822$606
  19. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755532437$606
  20. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755533513$604
  21. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG756503892$650
  22. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG756518670$596
  23. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG742551126$1,347
  24. 3.88 Carat Round Lab-Grown Diamond, D VS1, IGI LG742551163$1,275
  25. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG752579949$756
  26. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG754580313$645
  27. 3.13 Carat Round Lab-Grown Diamond, D FL, IGI LG734527472$1,662
  28. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG741529329$1,604
  29. 3.28 Carat Round Lab-Grown Diamond, D FL, IGI LG747508327$1,686
  30. 3.32 Carat Round Lab-Grown Diamond, D FL, IGI LG747508329$1,706
  31. 3.34 Carat Round Lab-Grown Diamond, D FL, IGI LG747508330$1,716
  32. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755532463$604
  33. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG756515596$606
  34. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG756518026$702
  35. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG756518027$596
  36. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG756532563$496
  37. 3.2 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG598326569$578
  38. 3.29 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG724522123$746
  39. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG726522480$707
  40. 3.63 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG726564616$727
  41. 3.11 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS1, IGI LG731526242$706
  42. 3.44 Carat Round Lab-Grown Diamond, F VS1, IGI LG737561606$576
  43. 3.19 Carat Round Lab-Grown Diamond, F VVS2, IGI LG743565395$562
  44. 3.02 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG747507941$668
  45. 3.81 Carat Round Lab-Grown Diamond, E VS1, IGI LG749547008$624
  46. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG750585497$631
  47. 3.26 Carat Round Lab-Grown Diamond, F VVS2, IGI LG752502530$532
  48. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG755532597$604
  49. 3.02 Carat Round Lab-Grown Diamond, D VVS2, IGI LG756532351$648
  50. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG756532560$606
  51. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG756541486$472
  52. 3.1 Carat Round Lab-Grown Diamond, E VS1, IGI LG756501223$596
  53. 3.41 Carat Round Lab-Grown Diamond, E VVS2, IGI LG742528850$572
  54. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG746539207$893
  55. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG746539281$657
  56. 3.06 Carat Round Lab-Grown Diamond, F VVS1, IGI LG746539330$603
  57. 3.16 Carat Round Lab-Grown Diamond, E VS1, IGI LG747578184$2,541
  58. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG751505579$573
  59. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG752585519$604
  60. 3.10 Carat Round Lab-Grown Diamond, G VS1, GCAL 313421174$2,046