Official Mail Stamp - Palm Tree and Crossed Swords - 31 piastre

Although originally part of Saudi Arabia's official service stamp series, this stamp remained in postal use during the early 1970s. The design features the national emblem of Saudi Arabia, consisting of a palm tree above two crossed swords, enclosed within an ornamental arch motif. The palm tree symbolizes prosperity and growth, while the crossed swords represent strength, justice, and the historical foundation of the Kingdom.

By featuring the Saudi national emblem, the Kingdom of Saudi Arabia emphasized national identity and state authority. The issue reflected the values associated with the Kingdom's official institutions and highlighted one of the country's most enduring national symbols, representing unity, stability, and sovereignty.