3 Carat Round Lab-Grown Diamonds

Shop certified 3 carat round 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 Round Lab-Grown Diamonds – Page 336

20,107 certified 3 carat round 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. 3.70 Carat Round Lab-Grown Diamond, D VS2, IGI LG853694708$606
  2. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG854630442$556
  3. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG854630443$550
  4. 3.05 Carat Round Lab-Grown Diamond, D VS2, IGI LG854630460$563
  5. 3.07 Carat Round Lab-Grown Diamond, D VS2, IGI LG854630462$539
  6. 3.96 Carat Round Lab-Grown Diamond, E VS1, IGI LG854630476$658
  7. 3.59 Carat Round Lab-Grown Diamond, F VS2, IGI LG856601427$559