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 200

15,609 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. 3.88 Carat Round Lab-Grown Diamond, E VVS1, IGI LG811639827$1,145
  2. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788625585$641
  3. 3.65 Carat Round Lab-Grown Diamond, D FL, IGI LG788625590$2,141
  4. 3.55 Carat Round Lab-Grown Diamond, E VVS1, IGI LG788625593$769
  5. 3.63 Carat Round Lab-Grown Diamond, D VVS2, IGI LG818611131$1,214
  6. 3.43 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818611135$675
  7. 3.40 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615836$669
  8. 3.28 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615837$647
  9. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818615838$609
  10. 3.27 Carat Round Lab-Grown Diamond, E VVS1, IGI LG818695921$666
  11. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695924$594
  12. 3.63 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695926$711
  13. 3.06 Carat Round Lab-Grown Diamond, H VS1, GCAL 330370567$417
  14. 3.08 Carat Round Lab-Grown Diamond, G VS1, GCAL 330370568$424
  15. 3.09 Carat Round Lab-Grown Diamond, G VS2, GCAL 330390294$426
  16. 3.75 Carat Round Lab-Grown Diamond, H VS1, GCAL 330390297$504
  17. 3.03 Carat Round Lab-Grown Diamond, H VS2, GCAL 330390321$427
  18. 3.05 Carat Round Lab-Grown Diamond, G VS2, GCAL 330390323$420
  19. 3.24 Carat Round Lab-Grown Diamond, G VS2, GCAL 330390326$445
  20. 3.28 Carat Round Lab-Grown Diamond, G VS2, GCAL 330390344$449
  21. 3.53 Carat Round Lab-Grown Diamond, G VS1, GCAL 330390361$508
  22. 3.23 Carat Round Lab-Grown Diamond, H VS1, GCAL 330390371$438
  23. 3.25 Carat Round Lab-Grown Diamond, H VS1, GCAL 330390372$441
  24. 3.27 Carat Round Lab-Grown Diamond, H VS1, GCAL 330390373$444
  25. 3.27 Carat Round Lab-Grown Diamond, H VS1, GCAL 330390374$444
  26. 3.07 Carat Round Lab-Grown Diamond, G SI1, GCAL 330460038$417
  27. 3.07 Carat Round Lab-Grown Diamond, G VS2, GCAL 330460055$423
  28. 3.07 Carat Round Lab-Grown Diamond, G VS2, GCAL 330520181$423
  29. 3.08 Carat Round Lab-Grown Diamond, H VS2, GCAL 330520204$434
  30. 3.50 Carat Round Lab-Grown Diamond, D VS1, IGI LG692502386$816
  31. 3.08 Carat Round Lab-Grown Diamond, D FL, IGI LG788625599$1,796
  32. 3.18 Carat Round Lab-Grown Diamond, E VVS2, IGI LG818695920$627
  33. 3.08 Carat Round Lab-Grown Diamond, E VS2, IGI LG813644898$490
  34. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680623$572
  35. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817680690$517
  36. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817684330$570
  37. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817684331$572
  38. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG817684336$572
  39. 3.03 Carat Round Lab-Grown Diamond, D VS1, IGI LG818628911$543
  40. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG776697214$690
  41. 3.67 Carat Round Lab-Grown Diamond, E VVS2, IGI LG799604581$543
  42. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG801672646$590
  43. 3.77 Carat Round Lab-Grown Diamond, E VS1, IGI LG802620786$543
  44. 3.74 Carat Round Lab-Grown Diamond, E VS1, IGI LG802635807$539
  45. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG802636477$579
  46. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG803681417$542
  47. 3.41 Carat Round Lab-Grown Diamond, D VS1, IGI LG800682604$661
  48. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782605086$910
  49. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG803612829$545
  50. 3.00 Carat Round Lab-Grown Diamond, D VS1, IGI LG813670027$613
  51. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG814603035$626
  52. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG815602672$626
  53. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG815630836$626
  54. 3.54 Carat Round Lab-Grown Diamond, D FL, IGI LG816619198$2,694
  55. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817674875$662
  56. 3.06 Carat Round Lab-Grown Diamond, D FL, IGI LG816630993$1,781
  57. 3.24 Carat Round Lab-Grown Diamond, D FL, IGI LG816630994$1,883
  58. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816672186$570
  59. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816687750$577
  60. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG816687755$575