About #21 - 25 dollars type 1992
Brunei. Negara Brunei Darussalam (State of Brunei Darussalam). 1992 Commemorative Issue for the 25th anniversary of the accession to the throne of Sultan Hassan al-Bolkiah I, 1967-1992. 25 dollars Type 1992. Date: 1992. Dimensions: 150 x 72 mm. Watermark: Sultan. Material: Paper. Solid security thread. Printer: Unknown. Front and back: Polychrome printing with predominantly purple, brown and green. Description of the front: Frame composed of guilloche patterns and rosettes with the value in the corners. Safety background in gradient colors and composed of multicolored ornamental shapes. Prefix and numbering in black. On the right, a portrait of Sultan Hassanal Bolkiah Mu’izzaddin Waddaulah in ceremonial uniform. In the center, a royal procession and view of the Sultan Omar Ali Saifuddin Mosque. Texts in English and Malay. Signature: Hassanal Bolkiah I. Description of the back: Texts in English and Malay. Coronation ceremony. The value is indicated in the corners.