The Philippines 50 Piso banknote is part of the 2012 issues and commemorates 45th ASEAN Day celebration at the Department of Foreign Affairs, 10.08.2012 . It is red, brown, and yellow in color and measures 160 x 66 mm. The obverse side shows Sergio Osmena, the Bangko Sentral ng Pilipinas seal, a fountain, and a gavel. The reverse side features the Gusali ng Pambansang Museo (National Museum) building. This TAP Authenticated banknote uses a solid security thread and contains a watermark with a Sergio Osmena design.