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 230

19,805 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. 3.08 Carat Round Lab-Grown Diamond, F VS2, IGI LG836635353$496
  2. 3.96 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837603545$623
  3. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG825657806$1,602
  4. 3.34 Carat Round Lab-Grown Diamond, D FL, IGI LG818654226$1,749
  5. 3.94 Carat Round Lab-Grown Diamond, E FL, IGI LG818654313$2,382
  6. 3.51 Carat Round Lab-Grown Diamond, F VVS1, IGI LG833673372$708
  7. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG825660153$2,412
  8. 3.33 Carat Round Lab-Grown Diamond, D FL, IGI LG825660147$1,744
  9. 3.44 Carat Round Lab-Grown Diamond, D FL, IGI LG825660177$1,801
  10. 3.04 Carat Round Lab-Grown Diamond, E FL, IGI LG825657832$1,602
  11. 3.42 Carat Round Lab-Grown Diamond, D FL, IGI LG818654335$1,791
  12. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG818654285$2,406
  13. 3.96 Carat Round Lab-Grown Diamond, F VVS2, IGI LG729523727$570
  14. 3.52 Carat Round Lab-Grown Diamond, G VVS2, IGI LG778647687$515
  15. 3.5 Carat Round Lab-Grown Diamond, G VVS2, IGI LG787630946$513
  16. 3.03 Carat Round Lab-Grown Diamond, H VVS2, IGI LG800682643$481
  17. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835642995$587
  18. 3.53 Carat Round Lab-Grown Diamond, F VS1, IGI LG835643052$563
  19. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684593$543
  20. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684761$543
  21. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG774601446$857
  22. 3.13 Carat Round Lab-Grown Diamond, F VS1, IGI LG784624430$890
  23. 3.03 Carat Round Lab-Grown Diamond, F VVS2, IGI LG765617431$876
  24. 3.81 Carat Round Lab-Grown Diamond, D VVS2, IGI LG743512681$1,624
  25. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG833662640$540
  26. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833633346$1,231
  27. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833633340$1,219
  28. 3.56 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817656311$1,074
  29. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG818681960$515
  30. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG818681961$445
  31. 3.04 Carat Round Lab-Grown Diamond, G VVS2, IGI LG818682208$449
  32. 3.47 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834609256$592
  33. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834609272$654
  34. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603710$629
  35. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603732$654
  36. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603846$654
  37. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603909$526
  38. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603915$526
  39. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835618483$629
  40. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835618508$524
  41. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835670760$629
  42. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835670762$654
  43. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835670806$629
  44. 3.10 Carat Round Lab-Grown Diamond, E IF, IGI LG837687609$1,610
  45. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837687612$546
  46. 3.41 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835612683$587
  47. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG722504771$586
  48. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG717570754$583
  49. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837631330$565
  50. 3.8 Carat Round Lab-Grown Diamond, E VS2, IGI LG837635031$627
  51. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG837697863$618
  52. 3.78 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837635905$602
  53. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG837629837$473
  54. 3.08 Carat Round Lab-Grown Diamond, E VS2, IGI LG837607633$592
  55. 3.1 Carat Round Lab-Grown Diamond, F VVS2, IGI LG837697871$534
  56. 3.17 Carat Round Lab-Grown Diamond, F VS2, IGI LG837687065$485
  57. 3.1 Carat Round Lab-Grown Diamond, F VVS2, IGI LG837644271$540
  58. 3.03 Carat Round Lab-Grown Diamond, G VS2, IGI LG837629834$500
  59. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837639321$634
  60. 3.1 Carat Round Lab-Grown Diamond, E VS2, IGI LG837635915$553