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 28

15,119 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. 3.71 Carat Round Lab-Grown Diamond, D VVS1, GIA 1518508534$2,271
  2. 3.62 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517508577$2,437
  3. 3.17 Carat Round Lab-Grown Diamond, E VS2, IGI LG671437795$553
  4. 3.21 Carat Round Lab-Grown Diamond, D si1, igi LG685583760$547
  5. 3.01 Carat Round Lab-Grown Diamond, G VVS2, IGI LG591376554$563
  6. 3.50 Carat Round Lab-Grown Diamond, F VS1, IGI LG618415286$2,555
  7. 3.98 Carat Round Lab-Grown Diamond, E VS1, IGI LG666436291$771
  8. 3.01 Carat Round Lab-Grown Diamond, G VS2, IGI LG685582602$417
  9. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG685582561$423
  10. 3.2 Carat Round Lab-Grown Diamond, D IF, IGI LG671485100$1,546
  11. 3.41 Carat Round Lab-Grown Diamond, E VS2, GIA 3475088170$968
  12. 3.54 Carat Round Lab-Grown Diamond, H VS1, IGI LG685556595$696
  13. 3.19 Carat Round Lab-Grown Diamond, F VS1, IGI LG653408684$468
  14. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG685588370$435
  15. 3.51 Carat Round Lab-Grown Diamond, F VS1, IGI 631469858$559
  16. 3.57 Carat Round Lab-Grown Diamond, F VS1, IGI 631469873$568
  17. 3.09 Carat Round Lab-Grown Diamond, D VS2, IGI LG608359448$631
  18. 3.08 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419407$479
  19. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419408$480
  20. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG626419410$473
  21. 3.07 Carat Round Lab-Grown Diamond, E VS2, IGI LG627472796$482
  22. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI LG628439840$486
  23. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG628439841$480
  24. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG628439848$490
  25. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG628439854$480
  26. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG631469837$480
  27. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG632469181$480
  28. 3.59 Carat Round Lab-Grown Diamond, F VS1, IGI LG632469182$571
  29. 3.55 Carat Round Lab-Grown Diamond, E VS2, IGI LG632469190$564
  30. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI 629493951$486
  31. 3.02 Carat Round Lab-Grown Diamond, G VS1, IGI 631469827$470
  32. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG628439843$479
  33. 3.67 Carat Round Lab-Grown Diamond, F VS1, IGI LG689584006$558
  34. 3.63 Carat Round Lab-Grown Diamond, F VS1, IGI LG689584007$567
  35. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG629455002$672
  36. 3.02 Carat Round Lab-Grown Diamond, D VVS2, GIA 2517527708$3,286
  37. 3.06 Carat Round Lab-Grown Diamond, D VVS2, GIA 6511527727$3,326
  38. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG633423897$791
  39. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 6472295471$1,173
  40. 3.02 Carat Round Lab-Grown Diamond, H VS1, IGI LG685504238$598
  41. 3.24 Carat Round Lab-Grown Diamond, D VVS2, IGI LG685523064$934
  42. 3.5 Carat Round Lab-Grown Diamond, D FL, GIA 7502325829$15,637
  43. 3.04 Carat Round Lab-Grown Diamond, D IF, IGI LG668433403$1,068
  44. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG687556326$695
  45. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG687589673$1,264
  46. 3.51 Carat Round Lab-Grown Diamond, D IF, IGI LG687590055$1,344
  47. 3.26 Carat Round Lab-Grown Diamond, E VS1, GIA 1519571533$951
  48. 3.55 Carat Round Lab-Grown Diamond, D VVS1, GIA 2518571954$2,173
  49. 3.4 Carat Round Lab-Grown Diamond, D FL, GIA 5513142277$19,623
  50. 3.61 Carat Round Lab-Grown Diamond, D VVS1, GIA 7516582412$2,430
  51. 3.06 Carat Round Lab-Grown Diamond, D VVS2, GIA 6512509706$3,326
  52. 3.01 Carat Round Lab-Grown Diamond, E SI2, IGI LG514291429$508
  53. 3.61 Carat Round Lab-Grown Diamond, F SI2, IGI LG573304067$548
  54. 3.28 Carat Round Lab-Grown Diamond, E SI2, IGI LG573304068$556
  55. 3.93 Carat Round Lab-Grown Diamond, E VVS2, IGI LG689530933$791
  56. 3.24 Carat Round Lab-Grown Diamond, D IF, IGI LG685523538$906
  57. 3.38 Carat Round Lab-Grown Diamond, D VVS1, IGI LG685523542$814
  58. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG685513851$894
  59. 3.26 Carat Round Lab-Grown Diamond, D IF, IGI LG685513854$936
  60. 3.19 Carat Round Lab-Grown Diamond, D IF, IGI LG685523534$916