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 43

2,566 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, F VS1, IGI LG830634779$806
  2. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG830658032$980
  3. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831605361$841
  4. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837671411$1,261
  5. 3.39 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG818666117$1,063
  6. 3.51 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835645971$529
  7. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG830661407$645
  8. 3.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG833677178$546
  9. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833685413$637
  10. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836602584$633
  11. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836602587$636
  12. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836602588$641
  13. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836693429$658
  14. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836694400$631
  15. 3.06 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831655736$1,138
  16. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831679222$1,145
  17. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG837628698$498
  18. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835699005$631
  19. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835699007$644
  20. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835699010$624
  21. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837678042$582
  22. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG839642161$837
  23. 3.51 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG814604362$1,077
  24. 3.02 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG833672752$745
  25. 3.24 Carat Marquise Lab-Grown Diamond, D IF, IGI LG833657405$3,632
  26. 3.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG833688712$3,378
  27. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG836623051$1,168
  28. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831679257$732
  29. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG832605082$630
  30. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835627930$748
  31. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835650459$897
  32. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG836606822$1,324
  33. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836691335$645
  34. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836691337$616
  35. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837629656$624
  36. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG837629673$869
  37. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837672034$882
  38. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG825660477$547
  39. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG821649725$617
  40. 3.31 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG829608658$1,385
  41. 3.54 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG829608661$1,586
  42. 3.59 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG829608662$1,074
  43. 3.62 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG829608663$1,744
  44. 3.77 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG829608664$1,814
  45. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835691305$622
  46. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG836623052$1,182