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 134

16,114 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. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG758526621$708
  2. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG758526628$710
  3. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG758526634$718
  4. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG758589037$595
  5. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG758589039$598
  6. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG758589040$713
  7. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG760596677$715
  8. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG760596678$711
  9. 3.07 Carat Round Lab-Grown Diamond, D VVS2, IGI LG760596680$715
  10. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG768614504$965
  11. 3.55 Carat Round Lab-Grown Diamond, D VVS2, IGI LG769657921$977
  12. 3.7 Carat Round Lab-Grown Diamond, D VS1, IGI LG670442091$1,301
  13. 3.28 Carat Round Lab-Grown Diamond, G VS1, GCAL 330683877$2,310
  14. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG715518846$472
  15. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG715588456$469
  16. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG715588459$472
  17. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG715588460$470
  18. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG716506404$470
  19. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG723558388$468
  20. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG725520455$469
  21. 3.89 Carat Round Lab-Grown Diamond, D VS1, IGI LG741592773$1,637
  22. 3.36 Carat Round Lab-Grown Diamond, E VS1, IGI LG767606079$609
  23. 3.41 Carat Round Lab-Grown Diamond, E VVS2, IGI LG769602829$629
  24. 3.40 Carat Round Lab-Grown Diamond, E VVS2, IGI LG769628667$627
  25. 3.87 Carat Round Lab-Grown Diamond, E VS1, IGI LG772641647$697
  26. 3.37 Carat Round Lab-Grown Diamond, E VVS2, IGI LG772683396$622
  27. 3.83 Carat Round Lab-Grown Diamond, E VS1, IGI LG773662500$690
  28. 3.70 Carat Round Lab-Grown Diamond, E VVS2, IGI LG773662503$680
  29. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774609896$655
  30. 3.30 Carat Round Lab-Grown Diamond, F VS1, IGI LG774624225$634
  31. 3.64 Carat Round Lab-Grown Diamond, F VS1, IGI LG774677008$641
  32. 3.07 Carat Round Lab-Grown Diamond, E VVS2, GCAL 350850030$1,767
  33. 3.02 Carat Round Lab-Grown Diamond, D VS1, GCAL 360206332$1,576
  34. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG712565691$473
  35. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG715518843$470
  36. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG720514057$469
  37. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG739576776$690
  38. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG739576777$690
  39. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576781$738
  40. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576788$743
  41. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739576790$741
  42. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577608$738
  43. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577617$741
  44. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577618$741
  45. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG739577856$743
  46. 3.6 Carat Round Lab-Grown Diamond, E VS1, IGI LG756538048$640
  47. 3.23 Carat Round Lab-Grown Diamond, E VS1, IGI LG758538424$738
  48. 3.14 Carat Round Lab-Grown Diamond, E VS1, IGI LG764660554$561
  49. 3.54 Carat Round Lab-Grown Diamond, D IF, IGI LG768619156$1,323
  50. 3.10 Carat Round Lab-Grown Diamond, E VS2, IGI LG770622441$479
  51. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770622443$610
  52. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG770622449$578
  53. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG770622451$519
  54. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770622453$599
  55. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770625588$616
  56. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770625606$617
  57. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770631533$612
  58. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770631535$601
  59. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG770631541$615
  60. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG770631549$578