Pendulum with base, eight-day movement, Grande Sonnerie and repeaterManufacturer: Johann Jakob Zeller (1701-1778) (movement); Joseph de Saint-Germain (case)Basel, Paris, around 1770Wood, bronze, enamel, brass, steelSignatures: St. Germain JME Paris J. J. Zeller à BâleGift from bequest Carl and Lini Nathan-Rupp, Binningen Inv. 1985.510.