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 24

19,430 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. 3.74 Carat Round Lab-Grown Diamond, G VS2, IGI LG628461110$444
  2. 3.82 Carat Round Lab-Grown Diamond, G VS2, IGI LG628481441$447
  3. 3.51 Carat Round Lab-Grown Diamond, D VS2, IGI LG681567326$518
  4. 3.06 Carat Round Lab-Grown Diamond, E SI1, GIA 5483840587$1,081
  5. 3.08 Carat Round Lab-Grown Diamond, E VS2, GIA 7508310336$1,073
  6. 3.59 Carat Round Lab-Grown Diamond, G SI1, IGI LG474141681$10,497
  7. 3.19 Carat Round Lab-Grown Diamond, D SI1, IGI LG528228505$570
  8. 3.63 Carat Round Lab-Grown Diamond, G VS2, IGI LG569396165$12,342
  9. 3.57 Carat Round Lab-Grown Diamond, E IF, IGI LG579301141$1,449
  10. 3.40 Carat Round Lab-Grown Diamond, G IF, IGI LG579359348$966
  11. 3.51 Carat Round Lab-Grown Diamond, D IF, IGI LG582360513$1,641
  12. 3.12 Carat Round Lab-Grown Diamond, G IF, IGI LG591311621$796
  13. 3.39 Carat Round Lab-Grown Diamond, E VVS1, IGI LG598371170$858
  14. 3.20 Carat Round Lab-Grown Diamond, F VVS1, IGI LG598388837$700
  15. 3.20 Carat Round Lab-Grown Diamond, E IF, IGI LG601323760$934
  16. 3.12 Carat Round Lab-Grown Diamond, D IF, IGI LG616491086$1,032
  17. 3.21 Carat Round Lab-Grown Diamond, E IF, IGI LG617450052$937
  18. 3.17 Carat Round Lab-Grown Diamond, F SI1, IGI LG620414983$771
  19. 3.66 Carat Round Lab-Grown Diamond, E IF, IGI LG622472997$1,653
  20. 3.50 Carat Round Lab-Grown Diamond, H VVS1, IGI LG623477837$805
  21. 3.06 Carat Round Lab-Grown Diamond, F VVS1, IGI LG625439433$670
  22. 3.81 Carat Round Lab-Grown Diamond, G VS2, IGI LG628439615$446
  23. 3.12 Carat Round Lab-Grown Diamond, D VVS1, IGI LG638445532$816
  24. 3.12 Carat Round Lab-Grown Diamond, D VVS1, IGI LG659434541$816
  25. 3.55 Carat Round Lab-Grown Diamond, E VS2, IGI LG667450757$561
  26. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG675580709$1,028
  27. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG675580723$1,000
  28. 3.31 Carat Round Lab-Grown Diamond, D VVS1, IGI LG681515651$788
  29. 3.20 Carat Round Lab-Grown Diamond, D IF, IGI LG683579367$1,053
  30. 3.61 Carat Round Lab-Grown Diamond, G VS2, IGI LG614330509$471
  31. 3.40 Carat Round Lab-Grown Diamond, F VS2, IGI LG620427632$513
  32. 3.81 Carat Round Lab-Grown Diamond, G VS2, IGI LG623475635$446
  33. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG623496123$448
  34. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG626421245$448
  35. 3.73 Carat Round Lab-Grown Diamond, E VS2, GIA 2507691135$1,057
  36. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 6462137248$884
  37. 3.09 Carat Round Lab-Grown Diamond, F VS2, GIA 7486477257$884
  38. 3 Carat Round Lab-Grown Diamond, D SI2, IGI LG425057688$510
  39. 3.06 Carat Round Lab-Grown Diamond, E SI1, IGI LG534235182$546
  40. 3.12 Carat Round Lab-Grown Diamond, E SI1, IGI LG534247176$557
  41. 3.01 Carat Round Lab-Grown Diamond, E SI1, IGI LG534264923$537
  42. 3.05 Carat Round Lab-Grown Diamond, E SI1, IGI LG536287130$544
  43. 3.09 Carat Round Lab-Grown Diamond, E SI1, IGI LG536293055$552
  44. 3.08 Carat Round Lab-Grown Diamond, E SI1, IGI LG547256490$550
  45. 3.15 Carat Round Lab-Grown Diamond, E SI1, IGI LG550268611$562
  46. 3.02 Carat Round Lab-Grown Diamond, D SI1, IGI LG572347595$565
  47. 3.74 Carat Round Lab-Grown Diamond, G VS2, IGI LG636487044$444
  48. 3.8 Carat Round Lab-Grown Diamond, G VS2, IGI LG636489134$445
  49. 3.23 Carat Round Lab-Grown Diamond, D SI2, IGI LG497172238$587
  50. 3.01 Carat Round Lab-Grown Diamond, E SI1, IGI LG517285945$537
  51. 3.03 Carat Round Lab-Grown Diamond, E SI1, IGI LG526288070$541
  52. 3.61 Carat Round Lab-Grown Diamond, E SI1, IGI LG534226614$767
  53. 3.33 Carat Round Lab-Grown Diamond, E SI1, IGI LG536203790$594
  54. 3.31 Carat Round Lab-Grown Diamond, F SI1, IGI LG617440063$484
  55. 3.74 Carat Round Lab-Grown Diamond, F VS1, IGI LG625455141$595
  56. 3.19 Carat Round Lab-Grown Diamond, F VS2, IGI LG629441387$488
  57. 3.83 Carat Round Lab-Grown Diamond, G VS2, IGI LG636408740$454
  58. 3.77 Carat Round Lab-Grown Diamond, G VS2, IGI LG636469682$447
  59. 3.40 Carat Round Lab-Grown Diamond, F VS2, IGI LG636475430$513
  60. 3.50 Carat Round Lab-Grown Diamond, F SI1, IGI LG625471190$470