Button or Bead
Object type: Button or bead
Department: Islamic Art
Date: 8th–10th century
Medium: Jet; incised
Dimensions: H. 1/2 in. (1.2 cm) 
Diam. 1 1/4 in. (3.1 cm)
Classification: Stone
Geography: Excavated in Nishapur   Iran  
Credit line: Rogers Fund, 1940
Accession year: 1940