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 145

16,047 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. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610831$546
  2. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610849$498
  3. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610854$548
  4. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610855$497
  5. 3.30 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610861$534
  6. 3.33 Carat Round Lab-Grown Diamond, E VS1, IGI LG784610867$499
  7. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG784610869$493
  8. 3.31 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610875$534
  9. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG784610881$483
  10. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610889$548
  11. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG784624026$494
  12. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784624027$554
  13. 3.71 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784648632$1,012
  14. 3.09 Carat Round Lab-Grown Diamond, E VS2, IGI LG784678548$486
  15. 3.02 Carat Round Lab-Grown Diamond, F VS1, IGI LG776657788$468
  16. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG779643358$1,305
  17. 3.07 Carat Round Lab-Grown Diamond, D VS1, IGI LG625417317$932
  18. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG700594218$595
  19. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG704501692$593
  20. 3.82 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776631249$676
  21. 3.5 Carat Round Lab-Grown Diamond, E VVS2, IGI LG776631551$585
  22. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783635523$548
  23. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783635527$546
  24. 3.10 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783671069$2,474
  25. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG784610865$493
  26. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784610879$500
  27. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784628953$2,443
  28. 3.21 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784671046$2,561
  29. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784671050$2,577
  30. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784683905$2,451
  31. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784694528$2,466
  32. 3.02 Carat Round Lab-Grown Diamond, E IF, IGI LG782633561$903
  33. 3.01 Carat Round Lab-Grown Diamond, FANCY INTENSE PINK VS2, IGI LG776631156$594
  34. 3.02 Carat Round Lab-Grown Diamond, LIGHT YELLOW VVS2, IGI LG776631229$988
  35. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG778668994$792
  36. 3.43 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784661525$658
  37. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG785617163$2,466
  38. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786608136$2,443
  39. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG729565506$545
  40. 3.49 Carat Round Lab-Grown Diamond, D IF, IGI LG768632314$1,028
  41. 3.46 Carat Round Lab-Grown Diamond, E VVS2, IGI LG728526942$557
  42. 3.08 Carat Round Lab-Grown Diamond, E VVS1, IGI LG743576914$650
  43. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG752555007$795
  44. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG752555087$652
  45. 3.07 Carat Round Lab-Grown Diamond, E VVS1, IGI LG752557761$648
  46. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG756524722$652
  47. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG761515788$795
  48. 3.04 Carat Round Lab-Grown Diamond, E VVS1, IGI LG763641465$610
  49. 3.10 Carat Round Lab-Grown Diamond, E VVS1, IGI LG768655849$654
  50. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG772623189$652
  51. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG778664840$475
  52. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG784679287$815
  53. 3.23 Carat Round Lab-Grown Diamond, D VVS2, IGI LG777622630$708
  54. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG783658443$731
  55. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG786661095$594
  56. 3.00 Carat Round Lab-Grown Diamond, E VVS1, IGI LG729596188$862
  57. 3.71 Carat Round Lab-Grown Diamond, E VVS1, IGI LG779631583$790
  58. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG780696629$774
  59. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG784619840$504
  60. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG784624020$498