met-medieval-art: Key, 1st–7th century, Metropolitan Museum of Art: Medieval ArtPurchase, De S
met-medieval-art: Key, 1st–7th century, Metropolitan Museum of Art: Medieval ArtPurchase, De Souhami Collection, Rogers Fund, 1906Size: Overall: 3 1/8 x 1 ½ x 3/8 in. (7.9 x 3.8 x 1 cm)Medium: Copper alloyhttps://www.metmuseum.org/art/collection/search/462980 -- source link