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 276

18,183 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. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846610949$486
  2. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610950$491
  3. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610956$491
  4. 3.06 Carat Marquise Lab-Grown Diamond, FANCY VIVID BLUE VVS2, IGI LG848618813$846
  5. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG833669275$1,403
  6. 3.51 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG833669461$3,441
  7. 3.27 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833669488$1,075
  8. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836630680$889
  9. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837662717$805
  10. 3.00 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG840626561$799
  11. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841660671$1,452
  12. 3.54 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843602779$1,004
  13. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844648876$892
  14. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844676174$844
  15. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845648104$837
  16. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845658465$553
  17. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644397$1,410
  18. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644401$1,410
  19. 3.29 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848631793$598
  20. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613384$645
  21. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG849613392$706
  22. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG850696433$569
  23. 3.91 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842641659$1,496
  24. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842606933$898
  25. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831602161$1,424
  26. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836606787$1,434
  27. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG837644896$1,015
  28. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843677053$806
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644155$1,414
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644331$1,387
  31. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847644350$1,299
  32. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644351$1,392
  33. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644365$1,397
  34. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847644380$833
  35. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644385$1,406
  36. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644387$1,406
  37. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644388$1,406
  38. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644403$1,410
  39. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644404$1,410
  40. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847644413$1,316
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847644416$1,320
  42. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644426$1,414
  43. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644449$637
  44. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644466$638
  45. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613383$713
  46. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613389$650
  47. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613398$647
  48. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG849613406$1,070
  49. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613411$643
  50. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849613415$711
  51. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851683790$570
  52. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851683791$603
  53. 3 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG850607530$483
  54. 3.52 Carat Marquise Lab-Grown Diamond, M VS1, IGI LG845663561$1,519
  55. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835692608$1,438
  56. 3.07 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG840643737$1,015
  57. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842649680$809
  58. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644376$631
  59. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847644442$1,420
  60. 3.23 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847646111$928