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 270

19,422 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. 3.05 Carat Round Lab-Grown Diamond, F VVS2, IGI LG776638783$510
  2. 3.05 Carat Round Lab-Grown Diamond, F VVS2, IGI LG776638784$510
  3. 3.04 Carat Round Lab-Grown Diamond, F VVS2, IGI LG776638787$508
  4. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776638790$539
  5. 3.07 Carat Round Lab-Grown Diamond, F VVS1, IGI LG776638792$602
  6. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776638793$540
  7. 3.08 Carat Round Lab-Grown Diamond, E VVS1, IGI LG776639445$671
  8. 3.59 Carat Round Lab-Grown Diamond, E IF, IGI LG776691095$1,266
  9. 3.51 Carat Round Lab-Grown Diamond, D VS2, IGI LG778615904$594
  10. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778655668$570
  11. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778655694$575
  12. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656018$644
  13. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656021$662
  14. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656030$657
  15. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656033$644
  16. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656037$654
  17. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656040$598
  18. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG778656044$630
  19. 3.04 Carat Round Lab-Grown Diamond, D VS2, IGI LG778656047$522
  20. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG778656095$615
  21. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG778656353$630
  22. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656371$596
  23. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778656671$645
  24. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG778656689$588
  25. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG778656701$574
  26. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778660082$645
  27. 3.19 Carat Round Lab-Grown Diamond, F VVS1, IGI LG778664317$658
  28. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778674860$536
  29. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778674861$535
  30. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778674862$535
  31. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG778674863$514
  32. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG778674864$512
  33. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778674865$504
  34. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778674866$535
  35. 3.03 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778674868$507
  36. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG778674870$512
  37. 3.00 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778674871$512
  38. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778682302$585
  39. 3.71 Carat Round Lab-Grown Diamond, E VS2, IGI LG779602995$539
  40. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG779631711$473
  41. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG779631712$475
  42. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG779631732$531
  43. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG780622809$552
  44. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG780622813$473
  45. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG780676407$552
  46. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG780676412$552
  47. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG780676414$547
  48. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780676418$493
  49. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG781641559$885
  50. 3.70 Carat Round Lab-Grown Diamond, E VS2, IGI LG781642652$538
  51. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG781647633$476
  52. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG781647635$473
  53. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG782618383$517
  54. 3.02 Carat Round Lab-Grown Diamond, E VS2, IGI LG782619224$518
  55. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG782687492$476
  56. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG783610632$472
  57. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784603761$494
  58. 3.07 Carat Round Lab-Grown Diamond, G VVS2, IGI LG784643488$438
  59. 3.03 Carat Round Lab-Grown Diamond, E IF, IGI LG784680053$1,414
  60. 3.03 Carat Round Lab-Grown Diamond, E IF, IGI LG784680055$1,414