Title: Half-hour sandglass
Object type: Half-hour sandglass
Date: ca. 1500–25
Medium: Gilded silver, gilded bronze, glass, sand
Dimensions: Overall: 3 1/4 × 3 5/16 in. (8.3 × 8.4 cm)
Classification: Horology
Credit line: Gift of Samuel P. Avery, 1912
Department: European Sculpture and Decorative Arts
Repository: Metropolitan Museum of Art, New York, NY