CHAIN In pink and white gold, holding a pendant decorated with a portrait of Virgil in chased gold and silver on an imitation tortoiseshell background, set with small diamonds. 19th century. An 18k gold, silver, diamond and turtle shell-like necklace. 19th Century. RC : Chain length: approximately 45.5 cm. Pendant size: approx. 5.5 x 3.5 cm. Gross weight: 35.2 g (18k - 750 and Agt - 925).