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 229

13,701 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. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841633660$738
  2. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843677195$734
  3. 3.52 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843677196$673
  4. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844620238$788
  5. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846667168$489
  6. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847676296$711
  7. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847676311$701
  8. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG848612410$479
  9. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848612411$550
  10. 3.33 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848612415$532
  11. 3.59 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615214$620
  12. 3.57 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG848615241$997
  13. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848651521$549
  14. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG848651522$672
  15. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848651523$577
  16. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848683332$788
  17. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848683401$939
  18. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG848683404$491
  19. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG849619315$932
  20. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849627128$699
  21. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG849619295$919