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 151

19,226 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. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676631$644
  2. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676666$659
  3. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676669$641
  4. 3.59 Carat Round Lab-Grown Diamond, E VS1, IGI LG794676686$619
  5. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676702$659
  6. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG794676732$637
  7. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676758$661
  8. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG794676760$620
  9. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794676797$643
  10. 3 Carat Round Lab-Grown Diamond, FANCY LIGHT PINK VS1, IGI LG794684547$624
  11. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG794688932$923
  12. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794692980$616
  13. 3.54 Carat Round Lab-Grown Diamond, D VVS2, IGI LG794693258$989
  14. 3.9 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794693502$623
  15. 3.51 Carat Round Lab-Grown Diamond, D VVS2, IGI LG794695339$981
  16. 3.01 Carat Round Lab-Grown Diamond, D VVS1, IGI LG794697176$920
  17. 3.03 Carat Round Lab-Grown Diamond, D FL, IGI LG794697215$1,610
  18. 3.21 Carat Round Lab-Grown Diamond, D FL, IGI LG794697216$1,704
  19. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG794698967$637
  20. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794698968$526
  21. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794699019$676
  22. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG794699029$655
  23. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794699035$659
  24. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG794699036$629
  25. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794699091$524
  26. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794699094$644
  27. 3.41 Carat Round Lab-Grown Diamond, E VVS2, IGI LG794699112$619
  28. 3.14 Carat Round Lab-Grown Diamond, E VS1, IGI LG794699698$601
  29. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG795614030$535
  30. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG795641125$545
  31. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG795644316$532
  32. 3.86 Carat Round Lab-Grown Diamond, D VVS2, IGI LG795645041$1,047
  33. 3.05 Carat Round Lab-Grown Diamond, D IF, IGI LG795655851$1,287
  34. 3.12 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655852$1,123
  35. 3.03 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655853$969
  36. 3.58 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655854$1,422
  37. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG795655855$769
  38. 3.60 Carat Round Lab-Grown Diamond, D VVS2, IGI LG795655856$1,126
  39. 3.10 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655858$990
  40. 3.05 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655860$974
  41. 3.50 Carat Round Lab-Grown Diamond, D VS1, IGI LG795655861$895
  42. 3.00 Carat Round Lab-Grown Diamond, D VVS1, IGI LG795655862$959
  43. 3.09 Carat Round Lab-Grown Diamond, D VVS2, IGI LG795655863$867
  44. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG795655865$766
  45. 3.75 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS2, IGI LG795671765$994
  46. 3 Carat Round Lab-Grown Diamond, FANCY VIVID GREEN VS2, IGI LG795699941$806
  47. 3.17 Carat Round Lab-Grown Diamond, E VS1, IGI LG797658671$553
  48. 3.18 Carat Round Lab-Grown Diamond, E VS1, IGI LG797658706$554
  49. 3.52 Carat Round Lab-Grown Diamond, FANCY INTENSE PINK VS1, IGI LG797664103$728
  50. 3.75 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797665459$580
  51. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797676399$645
  52. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797676408$578
  53. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797676424$661
  54. 3.57 Carat Round Lab-Grown Diamond, E VS1, IGI LG797676428$615
  55. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797676458$657
  56. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797676459$655
  57. 3.70 Carat Round Lab-Grown Diamond, D VVS1, IGI LG797692429$1,375
  58. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG797692466$493
  59. 3.48 Carat Round Lab-Grown Diamond, E VS1, IGI LG797698862$942
  60. 3.45 Carat Round Lab-Grown Diamond, E VVS2, IGI LG798608580$556