OTTOMAN EMPIRE: Ahmed I, 1603-1617, AV sultani (3.46g), Sidrekapsi, AH1012, A-1347.2, NP-357, Damali-SD-A1b (this piece), excellent strike, EF, RRR, ex Ahmed Sultan Collection. Although Sidrekapsi (Sidra Qapsi) is a common mint for sultanis of Süleyman I and Selim II, and scarce for Murad III, it is extremely rare for his successors, Mehmet III and Ahmed I, with one example of Mehmet III and none of Ahmed I on CoinArchives.
Estimate: 1,200-1,500 USD