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 170

19,375 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. 3.65 Carat Round Lab-Grown Diamond, D FL, IGI LG788625590$1,999
  2. 3.55 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788625593$769
  3. 3.63 Carat Round Lab-Grown Diamond, D VVS2, IGI LG818611131$1,123
  4. 3.43 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818611135$675
  5. 3.40 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615836$669
  6. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615837$647
  7. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615838$609
  8. 3.27 Carat Round Lab-Grown Diamond, E VVS1, IGI LG818695921$666
  9. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695924$594
  10. 3.63 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695926$711
  11. 3.06 Carat Round Lab-Grown Diamond, H vs1, gcal 330370567$451
  12. 3.75 Carat Round Lab-Grown Diamond, H vs1, gcal 330390297$546
  13. 3.03 Carat Round Lab-Grown Diamond, H vs2, gcal 330390321$459
  14. 3.05 Carat Round Lab-Grown Diamond, G vs2, gcal 330390323$449
  15. 3.53 Carat Round Lab-Grown Diamond, G vs1, gcal 330390361$557
  16. 3.23 Carat Round Lab-Grown Diamond, H vs1, gcal 330390371$475
  17. 3.27 Carat Round Lab-Grown Diamond, H vs1, gcal 330390373$479
  18. 3.27 Carat Round Lab-Grown Diamond, H vs1, gcal 330390374$479
  19. 3.07 Carat Round Lab-Grown Diamond, G si1, gcal 330460038$447
  20. 3.07 Carat Round Lab-Grown Diamond, G vs2, gcal 330460055$452
  21. 3.07 Carat Round Lab-Grown Diamond, G vs2, gcal 330520181$452
  22. 3.08 Carat Round Lab-Grown Diamond, H vs2, gcal 330520204$466
  23. 3.5 Carat Round Lab-Grown Diamond, F vs2, gcal 330520206$554
  24. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG788625599$1,796
  25. 3.18 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695920$627
  26. 3.08 Carat Round Lab-Grown Diamond, E VS2, IGI LG813644898$459
  27. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680690$517
  28. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG776697214$690
  29. 3.67 Carat Round Lab-Grown Diamond, E VVS2, IGI LG799604581$543
  30. 3.77 Carat Round Lab-Grown Diamond, E VS1, IGI LG802620786$549
  31. 3.74 Carat Round Lab-Grown Diamond, E VS1, IGI LG802635807$545
  32. 3.41 Carat Round Lab-Grown Diamond, D VS1, IGI LG800682604$687
  33. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782605086$910
  34. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG814603035$623
  35. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG815602672$623
  36. 3.54 Carat Round Lab-Grown Diamond, D FL, IGI LG816619198$2,694
  37. 3.06 Carat Round Lab-Grown Diamond, D FL, IGI LG816630993$1,625
  38. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG816630994$1,719
  39. 3.52 Carat Round Lab-Grown Diamond, E VS1, IGI LG817612087$631
  40. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612111$657
  41. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612151$645
  42. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612178$645
  43. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612195$643
  44. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612267$641
  45. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817612278$662
  46. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637709$659
  47. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637752$643
  48. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817637763$655
  49. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615722$496
  50. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615728$496
  51. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG818615762$494
  52. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635684$517
  53. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818635694$573
  54. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG819661392$722
  55. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG735513203$941
  56. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG738516138$941
  57. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG811622553$934
  58. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816626841$706
  59. 3.05 Carat Round Lab-Grown Diamond, D FL, IGI LG795604563$2,328
  60. 3.05 Carat Round Lab-Grown Diamond, E FL, IGI LG807625456$1,680