What is AAT?

The Art & Architecture Thesaurus (AAT) (r) is a structured vocabulary for generic concepts related to art and architecture. It was developed by The Getty Research Institute to help research institutions become consistent in the terminology they use.Learn More

Object Name: 
Place Made: 
Accession Number: 
Overall H: 8 cm, W: 7.5 cm; (a) Diam: 4.4 cm
Not on Display
about 1983
Credit Line: 
Gift of Hoya Corporation
Primary Description: 
Colorless glass, metal; glass: cast, ground and polished. (a) Circular shape with gold-tone exterior; circular face with one short straight line indicating each hour (that indicating 12 being thicker than the others), and one very short straight line indicating each minute; short hour hand, longer minute hand, and even longer, narrower second hand; below center of face, inscription in black enamel(?): "HOYA/ QUARTZ"; (b) solid irregular octahedron; front consists of rectangular surface, inclined away from viewer, with clock set in central circular recess and held in place by magnet attached to glass, above second, smaller rectangular surface inclined toward viewer; each side consists of irregular quadrilateral in vertical plane; back consists of two identical quadrilaterals; top is pentagonal surface sloping down toward back; base is isosceles triangular surface perpendicular to sides.
Hoya Corporation, Source