The Saudi Arabia 1 Riyal issued in 2012 comes in an exceptional paper quality and graded 64 by the Paper Money Guaranty. It also has a fancy serial number. Centered on its obverse is the front of the Amawi gold dinar from the 7th century known as the first Islamic coin. On the right is a portrait of the sixth king of Saudi Arabia King Abdullah. The reverse of the banknote displays the Saudi Arabia Monetary Authority headquarters building and the National Emblem which depicts two crossed swords and a palm tree. The security features of the Saudi Arabia 1 Riyal banknote consist of a windowed security thread with a demetalized SAMA 1 on it. Signed by the former Minister of Finance Ibrahim Al-Assaf and Minister of State Fahad Al-Mubarak, this 133 x 63 paper note has a portrait of King Abdullah, an electrotype 1, and Cornerstones for its watermark.