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 256

19,432 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. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839679374$655
  2. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG839679381$617
  3. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG839679383$637
  4. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG839679387$617
  5. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG839679396$629
  6. 3.57 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839679441$641
  7. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839679453$654
  8. 3.51 Carat Round Lab-Grown Diamond, D VS2, IGI LG839679477$637
  9. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG839679481$629
  10. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839679483$655
  11. 3.67 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839682791$703
  12. 3.52 Carat Round Lab-Grown Diamond, E VVS1, IGI LG839699103$811
  13. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840626738$654
  14. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840626739$643
  15. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840626750$643
  16. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG840626752$637
  17. 3.56 Carat Round Lab-Grown Diamond, E VS1, IGI LG840626755$613
  18. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840626757$643
  19. 3.51 Carat Round Lab-Grown Diamond, E VS1, IGI LG840626793$630
  20. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840626813$654
  21. 3.10 Carat Round Lab-Grown Diamond, E VS1, IGI LG841677289$503
  22. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839668524$540
  23. 3.35 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839668522$576
  24. 3.77 Carat Round Lab-Grown Diamond, D VVS1, IGI LG746506342$1,090
  25. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG840642397$577
  26. 3.06 Carat Round Lab-Grown Diamond, D VVS2, IGI LG842611331$730
  27. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG828656206$657
  28. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836669896$510
  29. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG837631150$617
  30. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG837631157$622
  31. 3.06 Carat Round Lab-Grown Diamond, D VS1, IGI LG839621661$626
  32. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839621663$514
  33. 3.04 Carat Round Lab-Grown Diamond, D VVS2, IGI LG841671431$673
  34. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG824611471$716
  35. 3.01 Carat Round Lab-Grown Diamond, D VVS2, IGI LG828633328$716
  36. 3.03 Carat Round Lab-Grown Diamond, E VVS1, IGI LG837630239$666
  37. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630242$525
  38. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630248$524
  39. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630252$524
  40. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630254$524
  41. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630256$525
  42. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630257$522
  43. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630268$522
  44. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630275$525
  45. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837630276$525
  46. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG837630278$673
  47. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837645815$524
  48. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837645818$525
  49. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837645829$525
  50. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837645831$840
  51. 3.08 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837696760$525
  52. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837696766$525
  53. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837696767$525
  54. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837696772$525
  55. 3.01 Carat Round Lab-Grown Diamond, E VS2, IGI LG839675040$463
  56. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG839675752$711
  57. 3.01 Carat Round Lab-Grown Diamond, E VVS1, IGI LG839675763$703
  58. 3.09 Carat Round Lab-Grown Diamond, F VVS2, IGI LG749575019$510
  59. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG749575340$499
  60. 3.02 Carat Round Lab-Grown Diamond, G VS1, IGI LG754515823$465