Title: Portable diptych sundial
Object type: Portable diptych sundial
Date: ca. 1780–1821
Artist:  David Beringer 
Artist bio: 1756–1821
Artist role: Maker
Medium: Fruitwood and paper
Dimensions: Overall: 11/16 × 1 3/4 × 2 3/4 in. (1.7 × 4.4 × 7 cm)
Classification: Horology
Credit line: Gift of Mrs. Paul R. Hays, in memory of Jacques B. Rice, 1968
Department: European Sculpture and Decorative Arts
Repository: Metropolitan Museum of Art, New York, NY