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 245

15,537 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. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675553$575
  2. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675559$641
  3. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675576$655
  4. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675577$574
  5. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675578$659
  6. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675587$655
  7. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG831675596$631
  8. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675600$570
  9. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG831675601$620
  10. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675602$654
  11. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG831675609$662
  12. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG833607385$630
  13. 3.42 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607387$585
  14. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607394$577
  15. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607403$575
  16. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG833607411$637
  17. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607412$577
  18. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG833607418$629
  19. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607420$662
  20. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607423$655
  21. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833607424$575
  22. 3.07 Carat Round Lab-Grown Diamond, E VVS1, IGI LG833630634$662
  23. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833630638$505
  24. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833630646$511
  25. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833630649$508
  26. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG833630650$497
  27. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833630663$508
  28. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833634628$546
  29. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG833656253$617
  30. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656256$655
  31. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656257$574
  32. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656260$575
  33. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656264$571
  34. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656269$575
  35. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656276$570
  36. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656284$571
  37. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656310$577
  38. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833656316$571
  39. 3.05 Carat Round Lab-Grown Diamond, F VVS2, IGI LG834609707$466
  40. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG834609806$1,056
  41. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835638579$562
  42. 3.19 Carat Round Lab-Grown Diamond, D FL, IGI LG825659989$1,752
  43. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG833630025$745
  44. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG812601303$717
  45. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG821685554$567
  46. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG828665978$713
  47. 3.37 Carat Round Lab-Grown Diamond, F VVS2, IGI LG739545535$487
  48. 3 Carat Round Lab-Grown Diamond, E SI1, IGI LG750586280$432
  49. 3.01 Carat Round Lab-Grown Diamond, D SI1, IGI LG756506781$464
  50. 3.01 Carat Round Lab-Grown Diamond, E SI2, IGI LG741594805$372
  51. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG743569619$639
  52. 3.07 Carat Round Lab-Grown Diamond, E VS2, IGI LG743534275$457
  53. 3.09 Carat Round Lab-Grown Diamond, D VS1, IGI LG750531585$643
  54. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG735532283$611
  55. 3.2 Carat Round Lab-Grown Diamond, G VS1, IGI LG750586285$459
  56. 3.21 Carat Round Lab-Grown Diamond, F VS1, IGI LG750586286$460
  57. 3.25 Carat Round Lab-Grown Diamond, E VS2, IGI LG744519073$476
  58. 3.26 Carat Round Lab-Grown Diamond, F VS2, IGI LG750586288$467
  59. 3.26 Carat Round Lab-Grown Diamond, G VVS2, IGI LG743534277$467
  60. 3.29 Carat Round Lab-Grown Diamond, F VS1, IGI LG743555852$465