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 198

15,576 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. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816672113$659
  2. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816672233$570
  3. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816672246$655
  4. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816679793$570
  5. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG642474078$477
  6. 3.92 Carat Round Lab-Grown Diamond, D FL, IGI LG815697571$2,732
  7. 3.18 Carat Round Lab-Grown Diamond, D FL, IGI LG815697586$1,719
  8. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817644682$572
  9. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817644722$572
  10. 3.00 Carat Round Lab-Grown Diamond, D VS1, IGI LG785615611$669
  11. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG787611054$615
  12. 3.00 Carat Round Lab-Grown Diamond, D VS1, IGI LG793616294$669
  13. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG797618505$802
  14. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG798618809$1,113
  15. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG801620850$748
  16. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG807645531$697
  17. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG808601006$564
  18. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG808636331$613
  19. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG809669462$673
  20. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811669212$610
  21. 3.34 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811689173$578
  22. 3.00 Carat Round Lab-Grown Diamond, E VVS1, IGI LG811689198$694
  23. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG811689202$1,070
  24. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811691427$759
  25. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG811691428$664
  26. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811698750$518
  27. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG812606129$612
  28. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG812606130$610
  29. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG812606131$610
  30. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG812606133$760
  31. 3.40 Carat Round Lab-Grown Diamond, D VVS1, IGI LG812606137$1,036
  32. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG812606145$563
  33. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG812606146$612
  34. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG814624310$525
  35. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG814624312$610
  36. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG815619829$724
  37. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG815654187$713
  38. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG644434233$927
  39. 3.83 Carat Round Lab-Grown Diamond, D FL, IGI LG778640538$2,670
  40. 3.25 Carat Round Lab-Grown Diamond, D VS1, IGI LG817680861$636
  41. 3.21 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680862$633
  42. 3.16 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818611101$623
  43. 3.62 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818611148$710
  44. 3.70 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615858$725
  45. 3.38 Carat Round Lab-Grown Diamond, E VVS2, IGI LG722555982$533
  46. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG792616099$710
  47. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG792616244$594
  48. 3.9 Carat Round Lab-Grown Diamond, D FL, IGI LG794621094$2,718
  49. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794640547$1,285
  50. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG799644196$2,746
  51. 3.52 Carat Round Lab-Grown Diamond, D FL, IGI LG799648001$2,513
  52. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG811621886$2,746
  53. 3.88 Carat Round Lab-Grown Diamond, E VVS1, IGI LG811639827$1,307
  54. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788625585$641
  55. 3.65 Carat Round Lab-Grown Diamond, D FL, IGI LG788625590$2,141
  56. 3.55 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788625593$769
  57. 3.63 Carat Round Lab-Grown Diamond, D VVS2, IGI LG818611131$1,214
  58. 3.43 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818611135$675
  59. 3.40 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615836$669
  60. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615837$647