Persia (Post-Mongol). Zands. Muhammad Karim Khan, AH 1164-1193 / AD 1751-1779. 1/4 Mohur (Gold, 22 mm, 2.71 g, 5 h), type C, Yazd (Dār al-‘ibāda), AH 1192 = AD 1778/9. Couplet: shud āftāb u māh zar u sīm dar jahān / az sikkih-yi imām-i bi-ḥaqq ṣāḥib al-zamān (‘The sun and moon have become gold and silver in the world / from the coin of the rightful Imam [the twelfth imam], the Lord of the Age’ in Persian). Rev. Within an elegant cartouche; above: yā Karīm (‘O Generous One’ in Arabic). Zarb-i dār al-ʿibāda-yi Yazd 1192 (‘Struck at the abode of worship, Yazd, 1192’ in Persian). Album 2791. Rare and with a particularly intricate reverse design. Minor areas of weakness, otherwise, extremely fine.