Heraldic flag of the Kingdom of Sicily under the House of Aragon (1243 to 1816). As coat of arms, this arrangement dates to the 14th century.
Depiction of merchant ensigns of the 14th century are different, with the stripes horizontal in the lateral fields, and the eagle in the top and bottom fields.
File:Bandiera del Regno di Sicilia.svg
File:Arms of the Aragonese Kings of Sicily.svg
File:Bandiera del Regno di Sicilia.svg: Oren neu dag
File:Arms of the Aragonese Kings of Sicily.svg: Heralder
derivative work Luigi Chiesa