TURKEY: Osman III, 1754-1757, AV 3 altin, Islambul, AH1168, KM-279, UBK-5.01, initial #4, pierced & plugged (the great majority of known examples have been holed or mounted), PCGS graded AU details, R. The denomination is also known as 3 sultani.
Estimate: 500-550 USD