Chatelaine End of 19th Century Napoleon III Period Pendant, Enameled, Unisex, Collection. Chatelaine In enameled metal. 19th century Napoleon III period. A small pearl is missing at the end of a chain on the pompom. See photo. Some very slight lack of enamel. Otherwise good antique condition can also be put on a necklace as a pendant length approximately 16 cm. Unisex, the enameled patterns are double-sided.