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 108

19,959 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. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761553785$602
  2. 3.5 Carat Round Lab-Grown Diamond, E VS2, IGI LG763648099$552
  3. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG763648142$750
  4. 3.08 Carat Round Lab-Grown Diamond, E VVS1, IGI LG763648286$748
  5. 3.31 Carat Round Lab-Grown Diamond, D IF, IGI LG766617423$1,015
  6. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG760548039$672
  7. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG765634562$598
  8. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG766613727$795
  9. 3.68 Carat Round Lab-Grown Diamond, E VVS2, IGI LG766624199$704
  10. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG691521060$553
  11. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764672658$604
  12. 3.84 Carat Round Lab-Grown Diamond, D VS1, IGI LG757533781$780
  13. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG761512702$505
  14. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764660253$558
  15. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764671403$618
  16. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764672684$604
  17. 3.76 Carat Round Lab-Grown Diamond, D VVS2, IGI LG743521761$972
  18. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG754516071$534
  19. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764690233$618
  20. 3.16 Carat Round Lab-Grown Diamond, D VVS1, IGI LG768694623$966
  21. 3.01 Carat Round Lab-Grown Diamond, D FL, IGI LG760565783$1,600
  22. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG760565784$1,604
  23. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG760565785$839
  24. 3.16 Carat Round Lab-Grown Diamond, D FL, IGI LG760565786$1,679
  25. 3.18 Carat Round Lab-Grown Diamond, D FL, IGI LG760565787$1,688
  26. 3.35 Carat Round Lab-Grown Diamond, D FL, IGI LG760565790$1,777
  27. 3.47 Carat Round Lab-Grown Diamond, D IF, IGI LG760565791$1,005
  28. 3.72 Carat Round Lab-Grown Diamond, D IF, IGI LG760565952$1,375
  29. 3.52 Carat Round Lab-Grown Diamond, D IF, IGI LG760566040$1,302
  30. 3.70 Carat Round Lab-Grown Diamond, D IF, IGI LG760566044$1,368
  31. 3.22 Carat Round Lab-Grown Diamond, D FL, IGI LG762552806$1,709
  32. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764672740$604
  33. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764679779$558
  34. 3.08 Carat Round Lab-Grown Diamond, D VS1, IGI LG737524640$935
  35. 3.66 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764655667$700
  36. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG760589483$629
  37. 3 Carat Round Lab-Grown Diamond, D FL, GCAL 353336141$11,220
  38. 3 Carat Round Lab-Grown Diamond, D FL, GCAL 353586504$11,220
  39. 3.06 Carat Round Lab-Grown Diamond, D FL, GCAL 360076213$11,444
  40. 3.04 Carat Round Lab-Grown Diamond, D FL, GCAL 360076214$11,370
  41. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG757533770$531
  42. 3.84 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS2, IGI LG613359511$930
  43. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG757533413$630
  44. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG757533817$602
  45. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG760523054$690
  46. 3.67 Carat Round Lab-Grown Diamond, E VS1, IGI LG760599470$615
  47. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761507300$517
  48. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG761507317$620
  49. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761507338$612
  50. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761507345$517
  51. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761508567$517
  52. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG761510427$564
  53. 3.06 Carat Round Lab-Grown Diamond, G VVS1, IGI LG761510428$427
  54. 3.99 Carat Round Lab-Grown Diamond, E VS1, IGI LG761510952$662
  55. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG761513606$574
  56. 3.47 Carat Round Lab-Grown Diamond, E VS1, IGI LG761513612$531
  57. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761513618$598
  58. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761513630$612
  59. 3.48 Carat Round Lab-Grown Diamond, E VS1, IGI LG761513636$532
  60. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761513638$616