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 273

16,347 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. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842644336$924
  2. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610854$496
  3. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610941$494
  4. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847636918$563
  5. 3.20 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848645941$652
  6. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849643206$577
  7. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG851603038$648
  8. 3.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835648392$1,001
  9. 3.51 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835648395$995
  10. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843672577$840
  11. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610846$493
  12. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610850$494
  13. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610855$580
  14. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846610857$553
  15. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610858$575
  16. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610938$494
  17. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610939$577
  18. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610942$577
  19. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846610943$701
  20. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846610949$496
  21. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610950$496
  22. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610951$580
  23. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610952$580
  24. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610953$580
  25. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846610955$580
  26. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610956$496
  27. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG851617057$573