This uncirculated 500 Mauritanian ouguiya note is a specimen banknote issued by the Central Bank of Mauritania. It is a green note that is dated 28 November 2001, bears the signature of Sid’El Moctar Ould Nagi, and measures 162 mm x 85 mm. Its obverse side features an ornate design, a holographic patch with the denomination in Arabic, and a diagonal SPECIMEN perforation. Its reverse side shows field workers and a mine entrance. Security features include a green-yellow-green solid security thread with printed BANQUE CENTRALE DE MAURITANIE and a watermark of a bearded man.