| Obverse description |
Intaglio-printed portrait of General José María Orellana, President of the Republic 1921–1926, occupying the right portion of the note against a fine guilloche underprint in green. A vignette of the national bird, the resplendent quetzal in flight, appears to the left of centre, flanked by pre-Columbian decorative motifs along the left border and a circular guilloche rosette at upper right. The denomination "1 / UN QUETZAL" is printed in large dark numerals and lettering at centre, with three facsimile signatures below identifying the Presidente, Gerente, and Jefe de la Contraloría de Cuentas. |
| Obverse lettering |
BANCO DE GUATEMALA GUATEMALA, CENTRO AMERICA 1 UN QUETZAL AUTORIZACION DE 4 ENERO 1978 GENERAL JOSE MARIA ORELLANA PRESIDENTE DE LA REPUBLICA 1921-1926, EN CUYO GOBIERNO FUE CREADA LA MONEDA QUETZAL THOMAS DE LA RUE & COMPANY, LIMITED PRESIDENTE GERENTE JEFE DE LA CONTRALORIA DE CUENTAS |
| Reverse description |
Centre vignette presents an intaglio view of the modernist Banco de Guatemala headquarters building in Guatemala City, rendered in fine line engraving with detailed architectural relief panels on its facade. A Mayan figure in an oval cartouche occupies the left panel, while a stylised quetzal bird and tropical foliage appear at upper right, all set against a dense microtext guilloche underprint repeating "BANCO DE GUATEMALA" and "GUATEMALA" throughout the field. The denomination "UN QUETZAL" is printed in bold letterpress at right, with the caption "EDIFICIO DEL BANCO DE GUATEMALA" at lower centre. |
| Reverse lettering |
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| Signature(s) |
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| Protection type |
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| Protection description |
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| Variants |
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