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 164

15,412 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. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781637655$643
  2. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG781637660$644
  3. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG781646620$454
  4. 3.51 Carat Round Lab-Grown Diamond, D VS1, IGI LG782605091$818
  5. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG782612989$604
  6. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG782626817$717
  7. 3.72 Carat Round Lab-Grown Diamond, E VS1, IGI LG782660820$672
  8. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG782660848$728
  9. 3.74 Carat Round Lab-Grown Diamond, E VS1, IGI LG782665989$676
  10. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG782666079$549
  11. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG782666304$654
  12. 3.25 Carat Round Lab-Grown Diamond, E VS1, IGI LG782666368$580
  13. 3.57 Carat Round Lab-Grown Diamond, D VVS2, IGI LG782686377$983
  14. 3.08 Carat Round Lab-Grown Diamond, D VS1, IGI LG782686628$721
  15. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG782696461$578
  16. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG783606521$483
  17. 3.35 Carat Round Lab-Grown Diamond, E VS1, IGI LG783606526$501
  18. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614841$577
  19. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614842$570
  20. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614846$645
  21. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614850$578
  22. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG783614851$630
  23. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614860$578
  24. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783614861$577
  25. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783615432$492
  26. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG783618229$769
  27. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG783618230$781
  28. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783619199$587
  29. 3.00 Carat Round Lab-Grown Diamond, D VS1, IGI LG783627973$599
  30. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783628146$805
  31. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG783635476$484
  32. 3.66 Carat Round Lab-Grown Diamond, E VVS2, IGI LG783635478$588
  33. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG783635479$484
  34. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG783645153$615
  35. 3.04 Carat Round Lab-Grown Diamond, D FL, IGI LG783645155$1,784
  36. 3.02 Carat Round Lab-Grown Diamond, E IF, IGI LG783648830$1,715
  37. 3.32 Carat Round Lab-Grown Diamond, F VVS2, IGI LG783656898$648
  38. 3.51 Carat Round Lab-Grown Diamond, E VS2, IGI LG783656899$630
  39. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG783658581$711
  40. 3.03 Carat Round Lab-Grown Diamond, D FL, IGI LG784604263$1,763
  41. 3.14 Carat Round Lab-Grown Diamond, D VVS1, IGI LG784604265$825
  42. 3.22 Carat Round Lab-Grown Diamond, D FL, IGI LG784604269$1,872
  43. 3.22 Carat Round Lab-Grown Diamond, D FL, IGI LG784604270$1,872
  44. 3.37 Carat Round Lab-Grown Diamond, D IF, IGI LG784604272$1,004
  45. 3.37 Carat Round Lab-Grown Diamond, D FL, IGI LG784604273$1,957
  46. 3.37 Carat Round Lab-Grown Diamond, D FL, IGI LG784604274$1,957
  47. 3.40 Carat Round Lab-Grown Diamond, D FL, IGI LG784604276$1,975
  48. 3.71 Carat Round Lab-Grown Diamond, D FL, IGI LG784604280$2,559
  49. 3.21 Carat Round Lab-Grown Diamond, D FL, IGI LG784604642$1,866
  50. 3.30 Carat Round Lab-Grown Diamond, D FL, IGI LG784604643$1,918
  51. 3.33 Carat Round Lab-Grown Diamond, D VVS1, IGI LG784621511$1,641
  52. 3.53 Carat Round Lab-Grown Diamond, G VVS2, IGI LG784626331$654
  53. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626548$500
  54. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626564$500
  55. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626570$547
  56. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626609$594
  57. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626638$500
  58. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG784626647$500
  59. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG784634275$1,758
  60. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG784634276$1,730