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 271

16,216 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 VS1, IGI LG849653733$1,056
  2. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849653734$1,058
  3. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG850602234$1,056
  4. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG850602235$1,056
  5. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG850672809$762
  6. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG850686401$570
  7. 3.51 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG851605545$801
  8. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837637623$745
  9. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841662714$769
  10. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842644336$924
  11. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610854$496
  12. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG846610941$494
  13. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847636918$563
  14. 3.20 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848645941$652
  15. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849643206$577
  16. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG851603038$648