Mauritania. Central Bank of Mauritania. 1999-2002 Issues. Date: varieties. Dimensions: 162 x 85 mm. Watermark: bearded man. Material: paper. Green-yellow-green solid security thread with printed "Central Bank of Mauritania". New security sign: holographic patch with denomination in Arabic numerals "٥٠٠". Printer: Giesecke & Devrient, Germany. Multicolored front and back printing, predominantly green. Description of the front: frame and background made up of arabesques. Prefix and numbering in black. Texts in Arabic. "٥٠٠" value in the corners. Three combinations of signatures with the Treasurer General (signature unknown) and the Governor. Description of the back: workers in the fields and a view of the F'Derick mine. Texts in French. Value "500" in the corners.