Delhi Sultanate, Suri Dynasty, Sher Shah (AH 945-952/1538-1545 AD), Mintless, Bengal Type, Silver Rupee, Obv: Arabic legend The Kalima Shahada within a square, the four Caliphs' names in margins, Rev: Arabic legend "Sher Shah Sultan khuld Allahu mulkahu" & Nagari legend "Sri Ser Sahi" within a square, "Farid ud dunya wal din Abul Muzaffar" in margins, 11.23g, 27.03mm, (Unlisted type), test marks, about very fine, Very Scarce.