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 44

2,591 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, D VS1, IGI LG833624581$1,018
  2. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG834616275$893
  3. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG834616307$896
  4. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG834616313$893
  5. 3.52 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835628166$507
  6. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG836673599$732
  7. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836673603$580
  8. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG837652781$843
  9. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837652787$568
  10. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG774640690$788
  11. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG838640687$588