ISLAMIC, Mamluks. al-Zahir Rukn al-Din Baybars I, AH 658-676 / AD 1260-1277. Fals (Bronze, 19 mm, 2.99 g, 12 h), probably Dimashq, without date. Balog, Mamluk, 98. Struck somewhat off center and with light deposits, otherwise, about very fine.
From a Swiss collection of Islamic coins, assembled in the 1970-1980s (with original flip with S. Album's description).