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 45

2,649 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. 3.09 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG818639599$556
  2. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836673677$647
  3. 3.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG838643761$3,087
  4. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839614493$631
  5. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839642160$629
  6. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG839672285$1,039
  7. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG831674984$853
  8. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG831674987$867
  9. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837652804$644