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 261

15,931 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. 3.80 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847630764$1,058
  2. 3.89 Carat Marquise Lab-Grown Diamond, E IF, IGI LG847630765$2,335
  3. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630766$540
  4. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630772$650
  5. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847630773$1,063
  6. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630781$650
  7. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630786$539
  8. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630790$540
  9. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847630792$1,001
  10. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630796$540
  11. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630798$713
  12. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630813$697
  13. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630817$535
  14. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847630818$1,067
  15. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630819$529
  16. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847630820$1,060
  17. 3.48 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630826$725
  18. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847630831$1,001
  19. 3.09 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847630833$710
  20. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630834$529
  21. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630837$643
  22. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630838$707
  23. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630839$641
  24. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630840$533
  25. 3.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630844$708
  26. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630845$650
  27. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847630850$650
  28. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847630851$619
  29. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847676279$540
  30. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847676281$636
  31. 3.07 Carat Marquise Lab-Grown Diamond, E IF, IGI LG847676282$1,905
  32. 3.51 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847676283$980
  33. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847686343$1,350
  34. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847686345$1,362
  35. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847686355$554
  36. 3.10 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848615180$1,086
  37. 3.60 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615183$622
  38. 3.11 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615185$542
  39. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615186$713
  40. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615187$540
  41. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615192$539
  42. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615193$540
  43. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615198$647
  44. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848651110$1,212
  45. 3.73 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848670138$1,449
  46. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848691275$594
  47. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849618607$608
  48. 3.55 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831608671$1,015
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846631470$559
  50. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846659943$755
  51. 3.10 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847630836$1,001
  52. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847630843$701
  53. 3.10 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847630846$1,086
  54. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615188$650
  55. 3.11 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615190$651
  56. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615191$645
  57. 3.51 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848628261$1,513
  58. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849622957$580
  59. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831683842$626
  60. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG831683843$962