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 127

19,828 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. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634533$524
  2. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634539$659
  3. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634540$598
  4. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634544$661
  5. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634550$532
  6. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG776634553$637
  7. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634587$645
  8. 3.96 Carat Round Lab-Grown Diamond, E VS1, IGI LG776656264$658
  9. 3.06 Carat Round Lab-Grown Diamond, E VS2, IGI LG777632643$456
  10. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778655996$643
  11. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657104$641
  12. 3.89 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657106$630
  13. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657122$655
  14. 3.53 Carat Round Lab-Grown Diamond, E VS1, IGI LG778657124$634
  15. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657127$655
  16. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG778657129$615
  17. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657134$596
  18. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657204$532
  19. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG778657212$518
  20. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657218$643
  21. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG778657219$654
  22. 3.34 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780649313$770
  23. 3.76 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780649315$1,008
  24. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG765612695$746
  25. 3.57 Carat Round Lab-Grown Diamond, D VVS1, IGI LG770633974$1,218
  26. 3.61 Carat Round Lab-Grown Diamond, D VVS1, IGI LG770633975$1,232
  27. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG773639039$833
  28. 3.64 Carat Round Lab-Grown Diamond, D IF, IGI LG773639052$1,345
  29. 3.77 Carat Round Lab-Grown Diamond, D VVS1, IGI LG773639054$1,160
  30. 3.32 Carat Round Lab-Grown Diamond, D FL, IGI LG773639241$1,761
  31. 3.38 Carat Round Lab-Grown Diamond, D FL, IGI LG773639242$1,793
  32. 3.78 Carat Round Lab-Grown Diamond, D FL, IGI LG773639245$2,453
  33. 3.81 Carat Round Lab-Grown Diamond, D FL, IGI LG773639246$2,472
  34. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG776621360$707
  35. 3.04 Carat Round Lab-Grown Diamond, D VS2, IGI LG776645008$577
  36. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG776645013$596
  37. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI LG777632644$461
  38. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG778647741$989
  39. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646971$591
  40. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646974$594
  41. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646975$594
  42. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG781646976$595
  43. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781646978$596
  44. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG781646980$584
  45. 3.40 Carat Round Lab-Grown Diamond, E VS1, IGI LG783655840$518
  46. 3.01 Carat Round Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG611365174$662
  47. 3.53 Carat Round Lab-Grown Diamond, D VVS2, IGI LG776634300$792
  48. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776634302$602
  49. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG777616585$574
  50. 3.53 Carat Round Lab-Grown Diamond, F VVS2, IGI LG778658370$527
  51. 3.27 Carat Round Lab-Grown Diamond, D VS1, IGI LG776606914$753
  52. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG777633746$2,393
  53. 3.03 Carat Round Lab-Grown Diamond, E FL, GCAL 360586224$8,659
  54. 3.01 Carat Round Lab-Grown Diamond, D FL, GCAL 360586274$10,725
  55. 3.52 Carat Round Lab-Grown Diamond, F VVS1, IGI LG776639756$699
  56. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG779644864$490
  57. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG779665669$534
  58. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG779665690$491
  59. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780639483$491
  60. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG780644220$487