The Saudi Arabia 1 Riyal banknote is part of the Fifth Issues introduced by the Saudi Arabia Monetary Authority in 2016. Its front design features the obverse of the first Islamic coin - the 7th-century Amawi Gold dinar. It also displays a portrait of King Abdullah who was the founder and the first king of the country. Depicted on the notes reverse are the SAMA headquarters building and the coat of arms represented by two crossed swords and a palm tree. The 133 x 63 mm paper bill bears a windowed security thread with a demetalized SAMA 1 and a watermark that shows King Abdullah, an electrotype 1, and Cornerstones. Additionally, the note was printed by De La Rue and carries the signatures of the bank governor Ahmed Abdulkarim Alkholifey and Finance Minister Ibrahim bin Abdulaziz bin Abdullah al-Assaf. This particular paper money has been given a grade of 67 by the Paper Money Guaranty.