3 Carat Marquise Lab-Grown Diamonds

Shop certified 3 carat marquise 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 Marquise Lab-Grown Diamonds – Page 23

13,713 certified 3 carat marquise 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. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749581053$456
  2. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749587988$456
  3. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747560009$454
  4. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747533157$454
  5. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749522166$454
  6. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749590019$453
  7. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749523564$451
  8. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749581016$448
  9. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749522192$447
  10. 3.06 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749557596$447
  11. 3.05 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749588195$446
  12. 3.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749589958$443
  13. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG742514662$456
  14. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749547192$451
  15. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749555307$450
  16. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747581832$448
  17. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749510443$448
  18. 3.03 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG749586337$443
  19. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG765625752$420
  20. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749585970$453
  21. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749517376$447
  22. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749521348$447
  23. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747560677$448
  24. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747579809$448
  25. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749587985$448
  26. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG790621543$430
  27. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG788659450$419
  28. 3.86 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG790604793$601
  29. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG754501205$419
  30. 3.47 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752568250$501
  31. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG754502129$413
  32. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752592143$448
  33. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG788641979$419
  34. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG753514081$447
  35. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752585491$419
  36. 3.01 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG752511380$388
  37. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752585636$419
  38. 3.89 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG790621770$606
  39. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749523555$454
  40. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750597729$456
  41. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG751509655$456
  42. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG735547312$454
  43. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG748503155$454
  44. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750520039$453
  45. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752504824$451
  46. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750539350$450
  47. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752526027$450
  48. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG737553599$448
  49. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG752579307$443
  50. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747582689$454
  51. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750584190$454
  52. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750599447$454
  53. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG747592475$453
  54. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749532948$453
  55. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750508468$453
  56. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749508532$451
  57. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749523473$451
  58. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749586796$451
  59. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG750583881$451
  60. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG749588232$450