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 166

19,054 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. 3.08 Carat Round Lab-Grown Diamond, H vs2, gcal 330520204$466
  2. 3.5 Carat Round Lab-Grown Diamond, F vs2, gcal 330520206$554
  3. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG788625599$1,796
  4. 3.18 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695920$627
  5. 3.08 Carat Round Lab-Grown Diamond, E VS2, IGI LG813644898$459
  6. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680690$517
  7. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG776697214$690
  8. 3.67 Carat Round Lab-Grown Diamond, E VVS2, IGI LG799604581$543
  9. 3.77 Carat Round Lab-Grown Diamond, E VS1, IGI LG802620786$549
  10. 3.74 Carat Round Lab-Grown Diamond, E VS1, IGI LG802635807$545
  11. 3.41 Carat Round Lab-Grown Diamond, D VS1, IGI LG800682604$687
  12. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782605086$910
  13. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG814603035$623
  14. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG815602672$623
  15. 3.54 Carat Round Lab-Grown Diamond, D FL, IGI LG816619198$2,694
  16. 3.06 Carat Round Lab-Grown Diamond, D FL, IGI LG816630993$1,625
  17. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG816630994$1,719
  18. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG817612087$631
  19. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612111$657
  20. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612151$645
  21. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612178$645
  22. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612195$643
  23. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612267$641
  24. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612278$662
  25. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637709$659
  26. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637752$643
  27. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637763$655
  28. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615722$496
  29. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615728$496
  30. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615762$494
  31. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635684$517
  32. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635694$573
  33. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG819661392$722
  34. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735513203$941
  35. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG738516138$941
  36. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811622553$934
  37. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626841$706
  38. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG795604563$2,328
  39. 3.05 Carat Round Lab-Grown Diamond, E FL, IGI LG807625456$1,680
  40. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG813622785$2,328
  41. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783654463$501
  42. 3.95 Carat Round Lab-Grown Diamond, F VVS2, IGI LG819621730$1,007
  43. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG786671610$741
  44. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG801668047$602
  45. 3.58 Carat Round Lab-Grown Diamond, D VS1, IGI LG795603566$774
  46. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603569$630
  47. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG795603571$626
  48. 3.18 Carat Round Lab-Grown Diamond, D VVS1, IGI LG818611214$847
  49. 3.53 Carat Round Lab-Grown Diamond, G vs2, gcal 330110041$542
  50. 3.27 Carat Round Lab-Grown Diamond, J vs2, gcal 330110433$444
  51. 3.09 Carat Round Lab-Grown Diamond, G si1, gcal 330160230$449
  52. 3.09 Carat Round Lab-Grown Diamond, H vs2, gcal 330160263$468
  53. 3.09 Carat Round Lab-Grown Diamond, H vs1, gcal 330250016$455
  54. 3.08 Carat Round Lab-Grown Diamond, I vs1, gcal 330250054$449
  55. 3.09 Carat Round Lab-Grown Diamond, H vs2, gcal 330250055$468
  56. 3.08 Carat Round Lab-Grown Diamond, G vs1, gcal 330270029$456
  57. 3.27 Carat Round Lab-Grown Diamond, G vs1, gcal 330270031$483
  58. 3.51 Carat Round Lab-Grown Diamond, G vs2, gcal 330270049$539
  59. 3.53 Carat Round Lab-Grown Diamond, G vs2, gcal 330270051$542
  60. 3 Carat Round Lab-Grown Diamond, G si1, gcal 330310223$437