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 288

19,430 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. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG839604184$910
  2. 3.81 Carat Round Lab-Grown Diamond, D VS2, IGI LG839611689$643
  3. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840652182$657
  4. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841614974$644
  5. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841614989$645
  6. 3.59 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841614994$644
  7. 3.60 Carat Round Lab-Grown Diamond, E VS1, IGI LG841614996$620
  8. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG841615033$617
  9. 3.54 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841615038$661
  10. 3.56 Carat Round Lab-Grown Diamond, D VS2, IGI LG841615043$620
  11. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG841615049$613
  12. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841615052$659
  13. 3.53 Carat Round Lab-Grown Diamond, E VVS2, IGI LG841615055$659
  14. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG841636003$613
  15. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG841636072$617
  16. 3.71 Carat Round Lab-Grown Diamond, E VS1, IGI LG842661301$708
  17. 3.07 Carat Round Lab-Grown Diamond, E VVS1, IGI LG843604240$648
  18. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843609452$543
  19. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843654525$542
  20. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843695095$543
  21. 3.54 Carat Round Lab-Grown Diamond, D IF, IGI LG771651207$1,246
  22. 3.02 Carat Round Lab-Grown Diamond, D IF, GCAL 362446704$1,911
  23. 3.77 Carat Round Lab-Grown Diamond, G VVS2, IGI LG651412090$722
  24. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651443975$596
  25. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG747591390$893
  26. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG747597774$598
  27. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG750548803$602
  28. 3.06 Carat Round Lab-Grown Diamond, E VS2, IGI LG750548816$591
  29. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG750557730$599
  30. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG750557767$599
  31. 3.06 Carat Round Lab-Grown Diamond, E VS1, IGI LG750557769$598
  32. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG750557770$599
  33. 3.26 Carat Round Lab-Grown Diamond, E VS2, IGI LG792663980$455
  34. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG821674634$567
  35. 3.02 Carat Round Lab-Grown Diamond, D VVS1, IGI LG837623027$2,687
  36. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842617103$542
  37. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG843616507$545
  38. 3.23 Carat Round Lab-Grown Diamond, D VVS1, IGI LG839651478$891
  39. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 1483514348$595
  40. 3.18 Carat Round Lab-Grown Diamond, E VS2, GIA 2478935212$612
  41. 3.01 Carat Round Lab-Grown Diamond, E VS2, GIA 2484227903$581
  42. 3.16 Carat Round Lab-Grown Diamond, E VS2, GIA 5476979504$609
  43. 3.72 Carat Round Lab-Grown Diamond, G VS1, IGI 576349521$711
  44. 3.04 Carat Round Lab-Grown Diamond, E VS2, GIA 6234424505$587
  45. 3.16 Carat Round Lab-Grown Diamond, E VS2, GIA 6481282196$609
  46. 3.07 Carat Round Lab-Grown Diamond, E VS2, GIA 6485888583$592
  47. 3.09 Carat Round Lab-Grown Diamond, E VS2, GIA 7483803047$595
  48. 3.75 Carat Round Lab-Grown Diamond, G VS1, IGI LG620455986$717
  49. 3.07 Carat Round Lab-Grown Diamond, D VS2, IGI LG647444404$959
  50. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG650476956$596
  51. 3.60 Carat Round Lab-Grown Diamond, F VS1, IGI LG650476966$694
  52. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG650477052$596
  53. 3.57 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412091$685
  54. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412096$596
  55. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412098$596
  56. 3.09 Carat Round Lab-Grown Diamond, G VS1, IGI LG651412099$596
  57. 3.56 Carat Round Lab-Grown Diamond, E VS2, IGI LG669482854$794
  58. 3.24 Carat Round Lab-Grown Diamond, D VS1, IGI LG675505726$1,558
  59. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG693508725$587
  60. 3.05 Carat Round Lab-Grown Diamond, D VS1, IGI LG693552294$588