Tin Piti, 15 mm, 0.44 g, Palembang, AH 1193/CE 1779
Robinson 5.15 (R9)
O: Portion of legend are retrograde such as the ط in As-Sultan. The transliteration of the Arabic inscription is As-Sultan/fi balad Palembang/Sanah 1193, though the 1193 is also retrograde having been written as what appears to be "3P11".
R: is blank as is normally encountered in this pieces.
Photograph from Robinson's "Palembang Coins" (2015)