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 249

15,605 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. 3.56 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833662647$638
  2. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833662654$655
  3. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833662691$654
  4. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681607$571
  5. 3.55 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681610$662
  6. 3.87 Carat Round Lab-Grown Diamond, E VS1, IGI LG833681612$644
  7. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681615$645
  8. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681616$577
  9. 3.00 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681618$570
  10. 3.49 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681619$596
  11. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833681620$574
  12. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG833682764$574
  13. 3.60 Carat Round Lab-Grown Diamond, E VVS2, IGI LG835673327$594
  14. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836628909$638
  15. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836628910$550
  16. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837622143$550
  17. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837625908$546
  18. 3.80 Carat Round Lab-Grown Diamond, F VS1, IGI LG830689873$552
  19. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG838641565$644
  20. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655452$549
  21. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655467$542
  22. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655487$556
  23. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826655901$557
  24. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656217$557
  25. 3.09 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656288$557
  26. 3.03 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656323$547
  27. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656649$554
  28. 3.08 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656915$556
  29. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG826656925$554
  30. 3.08 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837627677$693
  31. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837627678$934
  32. 3.50 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837636884$578
  33. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837636891$552
  34. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837652958$545
  35. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG837680300$538
  36. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837680311$552
  37. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG837680321$934
  38. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG837680322$545
  39. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838608497$547
  40. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG838608499$652
  41. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG838619098$547
  42. 3.11 Carat Round Lab-Grown Diamond, D IF, IGI LG833673428$978
  43. 3.02 Carat Round Lab-Grown Diamond, D FL, IGI LG825657806$1,643
  44. 3.34 Carat Round Lab-Grown Diamond, D FL, IGI LG818654226$1,806
  45. 3.94 Carat Round Lab-Grown Diamond, E FL, IGI LG818654313$2,679
  46. 3.51 Carat Round Lab-Grown Diamond, F VVS1, IGI LG833673372$721
  47. 3.4 Carat Round Lab-Grown Diamond, D VVS1, IGI LG835607361$879
  48. 3.94 Carat Round Lab-Grown Diamond, D FL, IGI LG825660153$2,746
  49. 3.33 Carat Round Lab-Grown Diamond, D FL, IGI LG825660147$1,800
  50. 3.44 Carat Round Lab-Grown Diamond, D FL, IGI LG825660177$1,860
  51. 3.04 Carat Round Lab-Grown Diamond, E FL, IGI LG825657832$1,602
  52. 3.42 Carat Round Lab-Grown Diamond, D FL, IGI LG818654335$1,849
  53. 3.93 Carat Round Lab-Grown Diamond, D FL, IGI LG818654285$2,739
  54. 3.09 Carat Round Lab-Grown Diamond, E VVS1, IGI LG833673443$668
  55. 3.02 Carat Round Lab-Grown Diamond, E VVS1, IGI LG836629377$664
  56. 3 Carat Round Lab-Grown Diamond, E VVS2, IGI LG836629382$542
  57. 3.96 Carat Round Lab-Grown Diamond, F VVS2, IGI LG729523727$564
  58. 3.52 Carat Round Lab-Grown Diamond, G VVS2, IGI LG778647687$497
  59. 3.5 Carat Round Lab-Grown Diamond, G VVS2, IGI LG787630946$494
  60. 3.03 Carat Round Lab-Grown Diamond, H VVS2, IGI LG800682643$448