Diamond, Colored Diamond, White Gold Necklace The necklace features pear and full-cut diamonds weighing a total of approximately 0.80 carat, accented by pear and full-cut orange diamonds weighing a total of approximately 0.20 carat, set in 18k white gold. Gross weight 5.20 grams. Length: 15 inches *Note: orange diamonds not tested for origin of color