Who created "Watch with enamel portrait of Pope Pius VII (1742–1823)"?

Watch with enamel portrait of Pope Pius VII (1742–1823) was created by Vaucher neveu in ca. 1830–40.

What medium is "Watch with enamel portrait of Pope Pius VII (1742–1823)"?

Watch with enamel portrait of Pope Pius VII (1742–1823) is Gold, enamel, jewels.

Yes, Watch with enamel portrait of Pope Pius VII (1742–1823) is in the public domain and available for free download under CC0 license.

This artwork was created ca. 1830–40.

ca. 1830–40

Medium

Gold, enamel, jewels

Dimensions

Diameter: 1 7/16 in. (3.7 cm)

Classification

Horology

Culture

probably Swiss

Department

European Sculpture and Decorative Arts

Museum

Metropolitan Museum of Art, New York, NY

Credit

Anonymous Gift, in memory of Lady May Fletcher-Moulton, 1926

Accession Number

26.267.47