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 313

18,967 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. 3.07 Carat Round Lab-Grown Diamond, E FL, IGI LG836614586$1,618
  2. 3.82 Carat Round Lab-Grown Diamond, D FL, IGI LG836614572$2,340
  3. 3.76 Carat Round Lab-Grown Diamond, D FL, IGI LG836614575$2,304
  4. 3.17 Carat Round Lab-Grown Diamond, D FL, IGI LG836616540$1,660
  5. 3.09 Carat Round Lab-Grown Diamond, D VVS2, GCAL 362876033$1,295
  6. 3.21 Carat Round Lab-Grown Diamond, F VVS2, IGI LG835639344$491
  7. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846641031$507
  8. 3.66 Carat Round Lab-Grown Diamond, E VS1, IGI LG846654480$494
  9. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG848615060$675
  10. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846660268$552
  11. 3.45 Carat Round Lab-Grown Diamond, F SI1, IGI LG778610675$427
  12. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837697384$682
  13. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG841664638$631
  14. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG842603472$631
  15. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844638919$841
  16. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844662952$841
  17. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844671942$722
  18. 3.00 Carat Round Lab-Grown Diamond, D VS2, IGI LG845670830$539
  19. 3.05 Carat Round Lab-Grown Diamond, E SI1, IGI LG845699857$388
  20. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844685054$634
  21. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846638155$542
  22. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG844685013$537
  23. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG846638160$544
  24. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG846638161$742
  25. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG846638166$745
  26. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846638170$544
  27. 3.89 Carat Round Lab-Grown Diamond, E VS1, IGI LG773623416$617
  28. 3.89 Carat Round Lab-Grown Diamond, E VS1, IGI LG804610124$617
  29. 3.00 Carat Round Lab-Grown Diamond, H VS1, IGI LG825655402$528
  30. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG825655403$445
  31. 3.03 Carat Round Lab-Grown Diamond, E SI1, IGI LG825655496$466
  32. 3.05 Carat Round Lab-Grown Diamond, F VS1, IGI LG825655497$472
  33. 3.06 Carat Round Lab-Grown Diamond, G VVS1, IGI LG825655498$574
  34. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG842652426$874
  35. 3.10 Carat Round Lab-Grown Diamond, D VVS2, IGI LG844635942$806
  36. 3 Carat Round Lab-Grown Diamond, D VS1, IGI LG845617828$617
  37. 3.11 Carat Round Lab-Grown Diamond, G VS1, GIA 1493184108$1,568
  38. 3.35 Carat Round Lab-Grown Diamond, D VS2, GIA 1507710030$1,406
  39. 3.17 Carat Round Lab-Grown Diamond, E VS2, GIA 2497317758$986
  40. 3.11 Carat Round Lab-Grown Diamond, E VS2, GIA 6472897060$949
  41. 3.13 Carat Round Lab-Grown Diamond, E VS2, GIA 6482976285$946
  42. 3.08 Carat Round Lab-Grown Diamond, F VS1, GIA 6485658193$920
  43. 3.08 Carat Round Lab-Grown Diamond, E VS2, GIA 7501664467$953
  44. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 7508143930$946
  45. 3.45 Carat Round Lab-Grown Diamond, E VS1, IGI LG698553042$535
  46. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG846665305$781
  47. 3.62 Carat Round Lab-Grown Diamond, E VS2, GIA 1475563802$997
  48. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 1487977151$946
  49. 3.73 Carat Round Lab-Grown Diamond, E VS2, GIA 2477107527$1,047
  50. 3.22 Carat Round Lab-Grown Diamond, E VS2, GIA 2496488584$1,001
  51. 3.19 Carat Round Lab-Grown Diamond, E VS2, GIA 6501076638$991
  52. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 6505820039$946
  53. 3.22 Carat Round Lab-Grown Diamond, D VS2, GIA 7491579211$1,351
  54. 3.17 Carat Round Lab-Grown Diamond, E VS2, GIA 7496921861$986
  55. 3.72 Carat Round Lab-Grown Diamond, F VS2, IGI LG618452808$546
  56. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838647439$496
  57. 3.42 Carat Round Lab-Grown Diamond, G VS1, GIA 2517410082$1,772
  58. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG805610506$818
  59. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG840652123$718
  60. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843638463$504