ISLAMIC, Islamic Weights. Circa 10-13th centuries. Weight of 5 Dirhams (Bronze, 13x9x11 mm, 14.58 g), a Seljuk or Beylik coin weight in the form of a polyhedron with doubly truncated ends; all faces with 'bird's eyes' motif. Istanbul -, cf. 346-347 (weights of 20 and 10 dirhams). Silifke 143-157. Good very fine.