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 281

19,466 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. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG841662986$629
  2. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG841662994$629
  3. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841662996$641
  4. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841662997$532
  5. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG841663004$631
  6. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG841663005$619
  7. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG841663010$619
  8. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841688136$662
  9. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841688150$643
  10. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841696419$524
  11. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841696423$524
  12. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841696425$525
  13. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG841696426$503
  14. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842601916$657
  15. 3.51 Carat Round Lab-Grown Diamond, E VS2, IGI LG842601920$612
  16. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842617098$539
  17. 3.08 Carat Round Lab-Grown Diamond, E VVS1, IGI LG842617105$650
  18. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG842632266$652
  19. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842632271$545
  20. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842652261$542
  21. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616508$546
  22. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616509$539
  23. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616512$543
  24. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616513$546
  25. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843618833$546
  26. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843618842$542
  27. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695105$538
  28. 3.59 Carat Round Lab-Grown Diamond, F VS1, GIA 1508969004$1,732
  29. 3.00 Carat Round Lab-Grown Diamond, G VS1, GIA 1515256360$1,121
  30. 3.04 Carat Round Lab-Grown Diamond, F VS1, GIA 1517172932$1,327
  31. 3.14 Carat Round Lab-Grown Diamond, F VS2, GIA 1519256365$1,215
  32. 3.15 Carat Round Lab-Grown Diamond, F VVS2, GIA 1519590902$1,817
  33. 3.52 Carat Round Lab-Grown Diamond, D VVS1, GIA 1539718006$2,002
  34. 3.12 Carat Round Lab-Grown Diamond, F VVS2, GIA 2514590886$1,805
  35. 3.15 Carat Round Lab-Grown Diamond, F VVS2, GIA 2517590891$1,765
  36. 3.13 Carat Round Lab-Grown Diamond, E VS1, GIA 2517590903$1,408
  37. 3.09 Carat Round Lab-Grown Diamond, D FL, GCAL 352816139$5,397
  38. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI 629476044$14,337
  39. 3.17 Carat Round Lab-Grown Diamond, F VVS2, IGI 629476048$470
  40. 3.28 Carat Round Lab-Grown Diamond, F VVS2, IGI 629476082$486
  41. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI 630456232$15,887
  42. 3.71 Carat Round Lab-Grown Diamond, G VVS2, GIA 6512181691$1,659
  43. 3.08 Carat Round Lab-Grown Diamond, G VS1, GIA 6515290091$1,043
  44. 3.51 Carat Round Lab-Grown Diamond, E VS1, GIA 6532724171$1,264
  45. 3.14 Carat Round Lab-Grown Diamond, F VS2, GIA 7511256395$1,158
  46. 3.08 Carat Round Lab-Grown Diamond, E VVS1, GIA 7536717994$1,452
  47. 3.09 Carat Round Lab-Grown Diamond, F VVS2, GIA 7536717998$1,168
  48. 3.73 Carat Round Lab-Grown Diamond, H VS1, IGI LG485162169$24,522
  49. 3.73 Carat Round Lab-Grown Diamond, F VVS1, IGI LG624434071$1,124
  50. 3.17 Carat Round Lab-Grown Diamond, F VVS2, IGI LG626426062$470
  51. 3.20 Carat Round Lab-Grown Diamond, E VS2, IGI LG626465927$475
  52. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG627412114$515
  53. 3.38 Carat Round Lab-Grown Diamond, E VS1, IGI LG628462627$511
  54. 3.28 Carat Round Lab-Grown Diamond, E VS1, IGI LG628462633$497
  55. 3.27 Carat Round Lab-Grown Diamond, F VS1, IGI LG628474541$473
  56. 3.34 Carat Round Lab-Grown Diamond, F VS2, IGI LG628476671$477
  57. 3.09 Carat Round Lab-Grown Diamond, F VVS1, IGI LG628497672$818
  58. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG629453134$14,337
  59. 3.17 Carat Round Lab-Grown Diamond, F VVS2, IGI LG630468621$470
  60. 3.82 Carat Round Lab-Grown Diamond, F VS1, IGI LG632441993$713