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The Casio Edifice EF-521SP-1AVDF is a sophisticated chronograph watch designed for men, featuring a robust stainless steel construction and precise quartz movement. This manual provides detailed instructions for setting up, operating, and maintaining your watch to ensure optimal performance and longevity.

This image displays the Casio Edifice EF-521SP-1AVDF watch. It features a black dial with a carbon fiber pattern, three sub-dials for chronograph functions, and a date display. The watch has a silver-tone stainless steel case and bracelet. The bezel includes a tachymeter scale. Two pushers flank the crown on the right side of the case.
Característiques clau
- Multi-Color Dial with Round Case Shape
- Synthetic Band Material with Multi-Color Band
- Quartz Movement Type
- Analog Display Type
- Chronograph Functionality
- Bisell de taquímetre
- Water Resistance: 100 Meters (WR 100M)
Configuració
Configuració inicial
- Configuració de l'hora:
Pull the crown out to the second click. Rotate the crown to set the hour and minute hands. Push the crown back in to the normal position to start timekeeping.
- Configuració de la data:
Pull the crown out to the first click. Rotate the crown to adjust the date display. Push the crown back in to the normal position.
Ajust de la polsera
The watch bracelet may require adjustment for a comfortable fit. It is recommended to have this adjustment performed by a qualified jeweler or watch technician to prevent damage to the bracelet or watch.
Funcionament del rellotge
Cronometratge bàsic
The watch continuously displays the current time (hours, minutes, seconds) and date in its normal operating mode.
Ús del cronògraf
La funció de cronògraf permet mesurar amb precisió el temps transcorregut.
- Inici del cronògraf:
Press the upper pusher (A) to start the chronograph measurement. The chronograph second hand will begin to move.
- Stopping the Chronograph:
Press the upper pusher (A) again to stop the chronograph. The elapsed time will be indicated by the chronograph hands.
- Reinicialització del cronògraf:
Després d'aturar el cronògraf, premeu el polsador inferior (B) per reiniciar totes les agulles del cronògraf a les seves posicions zero.
Tachymeter Function
The tachymeter scale on the bezel can be used to measure speed (km/h or mph) over a known distance (e.g., 1 km or 1 mile) or to calculate production rates per hour. To use, start the chronograph when passing the starting point, and stop it when passing the end point. The number on the tachymeter scale corresponding to the chronograph second hand's position indicates the speed or rate.
Manteniment
- Neteja: Regularly wipe the watch case and bracelet with a soft, dry cloth to remove dirt and moisture. For stubborn dirt, use a slightly damp un drap i després assecar-lo bé.
- Water Resistance (WR 100M): This watch is water resistant to 100 meters. It is suitable for swimming and snorkeling but not for scuba diving. Ensure the crown is fully pushed in before any contact with water. Avoid operating pushers or the crown while the watch is wet.
- Substitució de la bateria: The watch is powered by a quartz movement requiring a battery. When the battery runs low, the watch may exhibit irregular operation. Battery replacement should be performed by an authorized service center to maintain water resistance and ensure proper function.
- Avoiding Magnetic Fields: Keep the watch away from strong magnetic fields (e.g., speakers, refrigerators, mobile phones) as they can affect the accuracy of the quartz movement.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Watch stops or runs inaccurately | Bateria baixa; Exposició a camps magnètics forts; Impacte | Replace battery; Move away from magnetic sources; Consult service center for inspection |
| La data no canvia a mitjanit | AM/PM setting incorrect | Advance the time by 12 hours |
| Les agulles del cronògraf no es reinicien a zero | Requires chronograph zero position adjustment | Refer to the full Casio module manual for specific zero position adjustment procedures, or consult a service center. |
Especificacions
| Característica | Detall |
|---|---|
| Número de model | EF-521SP-1AVDF (ED301) |
| Tipus de moviment | Quars |
| Tipus de visualització | Analògic |
| Diàmetre de la caixa | 46 mm |
| Tipus de material de la banda | Sintètic |
| Color de banda | Multicolor |
| Resistència a l'aigua | 100 metres (WR 100M) |
| Pes de l'article | 0.5 quilograms (500 g) |
| Fabricant | Casio |
Informació de la garantia
Aquest rellotge Casio Edifice inclou un 2 anys de garantia domèstica. The warranty covers manufacturing defects under normal use. Please retain your purchase receipt as proof of purchase for warranty claims. The warranty does not cover damage resulting from improper handling, accidents, unauthorized repairs, or normal wear and tear.
For detailed terms and conditions, please refer to the warranty card included with your product or visit the official Casio weblloc.
Suport
For further assistance, technical support, or service inquiries regarding your Casio Edifice EF-521SP-1AVDF watch, please contact Casio customer support or visit their official weblloc:
When contacting support, please have your watch model number (EF-521SP-1AVDF) and purchase details readily available.





