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 33

15,226 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. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG588345479$500
  2. 3.55 Carat Round Lab-Grown Diamond, H VS2, IGI LG644404720$531
  3. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG588342488$455
  4. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG588342490$500
  5. 3.04 Carat Round Lab-Grown Diamond, F VS1, IGI LG591316058$470
  6. 3.08 Carat Round Lab-Grown Diamond, F VS1, IGI LG642478098$476
  7. 3.14 Carat Round Lab-Grown Diamond, F VS1, IGI LG642478104$484
  8. 3.60 Carat Round Lab-Grown Diamond, G VS1, IGI LG644404719$538
  9. 3.06 Carat Round Lab-Grown Diamond, G VS1, IGI LG645463135$462
  10. 3.31 Carat Round Lab-Grown Diamond, F VVS2, IGI LG645463136$536
  11. 3.13 Carat Round Lab-Grown Diamond, F VS1, IGI LG649438707$483
  12. 3.40 Carat Round Lab-Grown Diamond, F VS2, IGI LG649438709$538
  13. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG696555514$591
  14. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG696581351$593
  15. 3.01 Carat Round Lab-Grown Diamond, F VVS1, IGI LG692562384$588
  16. 3.02 Carat Round Lab-Grown Diamond, G VS1, IGI LG631469827$470
  17. 3.56 Carat Round Lab-Grown Diamond, E IF, IGI LG605329981$9,846
  18. 3.92 Carat Round Lab-Grown Diamond, D VVS2, IGI LG698599910$1,103
  19. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG696555742$593
  20. 3.11 Carat Round Lab-Grown Diamond, E VS1, GIA 6492797047$1,029
  21. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG694521023$1,456
  22. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG697517414$595
  23. 3.84 Carat Round Lab-Grown Diamond, D VS1, IGI LG697518573$746
  24. 3.55 Carat Round Lab-Grown Diamond, E VVS2, GIA 1518846071$1,421
  25. 3.23 Carat Round Lab-Grown Diamond, D VVS2, IGI LG668433569$931
  26. 3.35 Carat Round Lab-Grown Diamond, E IF, IGI LG669421111$994
  27. 3.09 Carat Round Lab-Grown Diamond, G IF, IGI LG669421282$1,128
  28. 3.56 Carat Round Lab-Grown Diamond, G VS1, GIA 2487147061$944
  29. 3.61 Carat Round Lab-Grown Diamond, H VS1, GIA 7481198579$836
  30. 3.88 Carat Round Lab-Grown Diamond, G VS1, IGI LG616414181$516
  31. 3.67 Carat Round Lab-Grown Diamond, G VS1, IGI LG614330516$489
  32. 3.5 Carat Round Lab-Grown Diamond, G VVS2, IGI LG629402761$484
  33. 3.36 Carat Round Lab-Grown Diamond, D VVS1, IGI LG694527909$876
  34. 3.16 Carat Round Lab-Grown Diamond, D VVS1, IGI LG694588901$826
  35. 3.08 Carat Round Lab-Grown Diamond, D VVS1, IGI LG694588902$806
  36. 3.49 Carat Round Lab-Grown Diamond, E VVS2, IGI LG687530318$574
  37. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG698512347$699
  38. 3.83 Carat Round Lab-Grown Diamond, F VS1, IGI LG625435325$715
  39. 3.42 Carat Round Lab-Grown Diamond, F VVS2, IGI LG680570090$572
  40. 3.07 Carat Round Lab-Grown Diamond, F VVS1, IGI LG689588141$796
  41. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG697516764$888
  42. 3.04 Carat Round Lab-Grown Diamond, E SI1, IGI LG696513617$415
  43. 3.89 Carat Round Lab-Grown Diamond, G VS2, IGI LG694573606$463
  44. 3.10 Carat Round Lab-Grown Diamond, E VS2, GIA 6465656867$884
  45. 3.22 Carat Round Lab-Grown Diamond, F VS2, GIA 6502966145$922
  46. 3.59 Carat Round Lab-Grown Diamond, F SI1, IGI LG618469619$403
  47. 3.03 Carat Round Lab-Grown Diamond, E SI1, IGI LG619433364$407
  48. 3.15 Carat Round Lab-Grown Diamond, H SI1, IGI LG642473486$432
  49. 3.08 Carat Round Lab-Grown Diamond, E VS2, GIA 1469709066$878
  50. 3.43 Carat Round Lab-Grown Diamond, E VS2, GIA 3465060939$974
  51. 3.1 Carat Round Lab-Grown Diamond, D IF, IGI LG696589527$1,655
  52. 3.31 Carat Round Lab-Grown Diamond, H VVS2, IGI LG668408772$451
  53. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG698527685$650
  54. 3.35 Carat Round Lab-Grown Diamond, F VS2, GIA 6501966438$958
  55. 3.03 Carat Round Lab-Grown Diamond, H VVS2, IGI LG653408993$422
  56. 3.52 Carat Round Lab-Grown Diamond, D FL, GIA 2494528827$20,316
  57. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG698544991$699
  58. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG698529698$595
  59. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG698544820$699
  60. 3.54 Carat Round Lab-Grown Diamond, E VVS1, GIA 3515912037$1,736