This 20 Thai baht coin is a commemorative coin issued in 2020 to commemorate the 70th anniversary of the Office of the National Economic Development Council (NEDSC). It is a copper-nickel coin that is in mint condition, weighs 15 g, and has a diameter of 32 mm. Its obverse side shows the bust of Rama X. Its reverse side features the symbol of the Office of the National Economic and Social Development Council.