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 225

13,448 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. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615187$540
  2. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615192$539
  3. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848615193$540
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848615198$647
  5. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG848651110$1,212
  6. 3.73 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848670138$1,449
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848691275$594
  8. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG849618607$608