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 30

2,417 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 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835631398$632
  2. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835647667$717
  3. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835605940$708
  4. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835622502$900
  5. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835605952$634
  6. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835605930$647
  7. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835622514$647
  8. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835622509$637
  9. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835605845$704
  10. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835605849$628
  11. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835606232$641
  12. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835605927$635
  13. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835605879$706
  14. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835605938$704
  15. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833681960$706
  16. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835605873$907
  17. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835631483$631
  18. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835606230$704
  19. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835605884$706
  20. 3.02 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835631386$898
  21. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636807$647
  22. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636836$635
  23. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636969$704
  24. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834613156$717
  25. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636790$720
  26. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636773$710
  27. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835622439$706
  28. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636828$703
  29. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636838$711
  30. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835636820$891
  31. 3.82 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636777$648
  32. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636815$634
  33. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835636814$966
  34. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636973$706
  35. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835622500$706
  36. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636751$704
  37. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835631412$715
  38. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835622504$715
  39. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835607102$715
  40. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636822$703
  41. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636843$701
  42. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636757$701
  43. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636797$704
  44. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636778$699
  45. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835636809$875
  46. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835607089$637
  47. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636753$637
  48. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636806$704
  49. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636972$706
  50. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636798$708
  51. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835636788$703
  52. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835631406$708
  53. 3.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835636808$896
  54. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835631418$884
  55. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636794$641
  56. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636824$647
  57. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636829$629
  58. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636845$633
  59. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835636784$633
  60. 3.56 Carat Marquise Lab-Grown Diamond, G VVS1, IGI LG749573887$754