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 148

16,173 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. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG731587917$713
  2. 3.07 Carat Round Lab-Grown Diamond, G VVS2, IGI LG747569699$475
  3. 3.02 Carat Round Lab-Grown Diamond, G VVS2, IGI LG747570068$468
  4. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776636791$615
  5. 3.25 Carat Round Lab-Grown Diamond, D FL, IGI LG780685542$2,243
  6. 3.14 Carat Round Lab-Grown Diamond, D VVS1, IGI LG782689346$802
  7. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784619844$581
  8. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG784619847$502
  9. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG784688193$500
  10. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784688196$506
  11. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG784688212$500
  12. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG784688215$696
  13. 3.54 Carat Round Lab-Grown Diamond, E VS1, IGI LG784688216$552
  14. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG785610050$582
  15. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG785610061$498
  16. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG785610084$504
  17. 3.4 Carat Round Lab-Grown Diamond, D VVS2, IGI LG785614406$1,301
  18. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG786616994$554
  19. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG786616996$502
  20. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617000$500
  21. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617002$500
  22. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617005$556
  23. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786617021$506
  24. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786617022$576
  25. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617029$553
  26. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617030$502
  27. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG786617031$548
  28. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786617042$511
  29. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786617047$578
  30. 3.26 Carat Round Lab-Grown Diamond, E FL, GCAL 360856207$10,918
  31. 3.75 Carat Round Lab-Grown Diamond, D VS1, IGI LG743521826$872
  32. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG752575972$713
  33. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG756596157$713
  34. 3.1 Carat Round Lab-Grown Diamond, E VVS2, IGI LG759509476$597
  35. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG764663355$561
  36. 3.57 Carat Round Lab-Grown Diamond, D VS1, IGI LG765640173$766
  37. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG770636173$511
  38. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG775608911$644
  39. 3.82 Carat Round Lab-Grown Diamond, E VS1, IGI LG776628783$605
  40. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776639871$617
  41. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776640830$610
  42. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776640831$615
  43. 3.01 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778668218$571
  44. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778670422$610
  45. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG779638317$669
  46. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780646683$595
  47. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629230$643
  48. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629472$654
  49. 3.94 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629485$637
  50. 3.95 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629945$638
  51. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629950$662
  52. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629968$643
  53. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629977$644
  54. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG781629978$654
  55. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629983$503
  56. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629984$644
  57. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781629995$661
  58. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630240$643
  59. 3.42 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630241$546
  60. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781630243$577