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 252

15,641 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. 3.4 Carat Round Lab-Grown Diamond, D VVS1, IGI LG835607361$879
  2. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG825660153$2,746
  3. 3.33 Carat Round Lab-Grown Diamond, D FL, IGI LG825660147$1,800
  4. 3.44 Carat Round Lab-Grown Diamond, D FL, IGI LG825660177$1,860
  5. 3.04 Carat Round Lab-Grown Diamond, E FL, IGI LG825657832$1,602
  6. 3.42 Carat Round Lab-Grown Diamond, D FL, IGI LG818654335$1,849
  7. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG818654285$2,739
  8. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG833673443$668
  9. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836629377$664
  10. 3 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836629382$542
  11. 3.96 Carat Round Lab-Grown Diamond, F VVS2, IGI LG729523727$564
  12. 3.52 Carat Round Lab-Grown Diamond, G VVS2, IGI LG778647687$497
  13. 3.5 Carat Round Lab-Grown Diamond, G VVS2, IGI LG787630946$494
  14. 3.03 Carat Round Lab-Grown Diamond, H VVS2, IGI LG800682643$448
  15. 3.01 Carat Round Lab-Grown Diamond, D VS2, IGI LG784690730$476
  16. 3.32 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835642995$587
  17. 3.53 Carat Round Lab-Grown Diamond, F VS1, IGI LG835643052$563
  18. 3.58 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836684588$630
  19. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684593$571
  20. 3.29 Carat Round Lab-Grown Diamond, E VS1, IGI LG836684761$571
  21. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG774601446$849
  22. 3.13 Carat Round Lab-Grown Diamond, F VS1, IGI LG784624430$874
  23. 3.05 Carat Round Lab-Grown Diamond, E VS1, IGI LG833656298$557
  24. 3.05 Carat Round Lab-Grown Diamond, E VS2, IGI LG833662640$540
  25. 3.56 Carat Round Lab-Grown Diamond, D VVS2, IGI LG817656311$1,018
  26. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG818681960$510
  27. 3.01 Carat Round Lab-Grown Diamond, G VS1, IGI LG818681961$445
  28. 3.00 Carat Round Lab-Grown Diamond, G VS1, IGI LG818681962$444
  29. 3.04 Carat Round Lab-Grown Diamond, G VVS2, IGI LG818682208$444
  30. 3.47 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834609256$592
  31. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834609257$574
  32. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG834609260$550
  33. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG834609268$550
  34. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG834609272$654
  35. 3.10 Carat Round Lab-Grown Diamond, E VS2, IGI LG834609274$522
  36. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG834609279$549
  37. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603710$629
  38. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603732$654
  39. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603792$550
  40. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603802$574
  41. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG835603806$550
  42. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603846$654
  43. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603896$571
  44. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603909$574
  45. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835603915$574
  46. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG835618460$550
  47. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG835618461$552
  48. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835618481$574
  49. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835618483$629
  50. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835618491$574
  51. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835618508$571
  52. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG835618515$549
  53. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835620332$574
  54. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835670760$629
  55. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835670762$654
  56. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG835670769$549
  57. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835670791$574
  58. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835670799$571
  59. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG835670806$629
  60. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835670812$570