Introduzione
This manual provides detailed instructions for the operation and maintenance of your Casio G-Shock GD-120CM digital sport watch. Designed for durability and functionality, the GD-120CM series combines robust construction with essential timekeeping features, making it suitable for various activities and environments. Please read this manual thoroughly to ensure proper use and to maximize the lifespan of your watch.

Figura 1: Fronte view of the Casio G-Shock GD-120CM watch, showcasing its digital display and camouflage pattern.
Caratteristiche principali
- Resistente agli urti: Progettato per resistere a urti e vibrazioni.
- Retroilluminazione a LED (Super Illuminatore): Provides bright illumination for easy reading in low light conditions.
- Avviso flash: Flashes with a buzzer for alarms, hourly time signals, and countdown timer end.
- Multi Time (4 different cities): Allows tracking of time in four different time zones.
- Ora mondiale: Visualizza l'ora corrente in 48 città (31 fusi orari) e nel Tempo Coordinato Universale.
- Cronometro 1/100 di secondo: Misura il tempo trascorso, il tempo parziale e i tempi del 1° e 2° posto.
- Conto alla rovescia: Set a countdown from 1 minute to 24 hours.
- 5 Daily or One-time Alarms: Customizable alarms for daily reminders or specific events.
- Hourly Segnale orario: An audible alert every hour on the hour.
- Full Auto-calendar (to year 2099): Si adatta automaticamente alle diverse durate dei mesi e agli anni bisestili.
- 12/24-hour Format: Choose between standard 12-hour or military 24-hour time display.
- Water-resistant to 200m (660-Feet): Adatto per nuoto, snorkeling e immersioni.
- Approx. battery life: 7 years on CR2025.
Impostare
Before using your watch, ensure the correct time and date are set. Refer to the button labels on your watch for 'ADJUST', 'MODE', 'REVERSE', and 'FORWARD'.
- Setting the Home City:
- In the Timekeeping Mode, press and hold the 'ADJUST' button until the city code starts to flash.
- Use the 'REVERSE' and 'FORWARD' buttons to select your desired home city code.
- Press 'MODE' to cycle through other settings like DST (Daylight Saving Time) and 12/24-hour format.
- Use 'REVERSE' and 'FORWARD' to change the settings.
- Press 'ADJUST' to exit the setting screen.
- Impostazione dell'ora e della data:
- After setting the home city, the seconds digits will flash. Use 'ADJUST' to move to the hour, minute, year, month, and day settings.
- Use the 'REVERSE' and 'FORWARD' buttons to change the flashing value.
- Press 'ADJUST' to confirm and exit.
Istruzioni per l'uso
Your GD-120CM watch has several modes accessible via the 'MODE' button. Press 'MODE' to cycle through Timekeeping, World Time, Stopwatch, Countdown Timer, and Alarm modes.
- Modalità di indicazione dell'ora: Displays the current time, date, and day of the week.
- Modalità ora mondiale:
- From Timekeeping Mode, press 'MODE' until 'WT' (World Time) appears.
- Use 'REVERSE' and 'FORWARD' to scroll through different city codes and view i loro tempi attuali.
- Modalità cronometro:
- From Timekeeping Mode, press 'MODE' until 'STW' (Stopwatch) appears.
- Press 'START/STOP' (usually the top right button) to start and stop the stopwatch.
- Press 'ADJUST' (usually the top left button) to reset the stopwatch to zero.
- Modalità conto alla rovescia:
- From Timekeeping Mode, press 'MODE' until 'TMR' (Timer) appears.
- Press and hold 'ADJUST' to enter the setting mode.
- Use 'REVERSE' and 'FORWARD' to set the desired countdown time.
- Press 'ADJUST' to confirm, then 'START/STOP' to begin the countdown.
- Modalità sveglia:
- From Timekeeping Mode, press 'MODE' until 'ALM' (Alarm) appears.
- Use 'FORWARD' to cycle through the 5 alarms and the hourlsegnale orario.
- Press and hold 'ADJUST' to enter the alarm setting mode.
- Use 'REVERSE' and 'FORWARD' to set the alarm time.
- Press 'ADJUST' to confirm. Press 'START/STOP' to toggle the alarm ON/OFF.
- Retroilluminazione a LED (Super Illuminatore):
- Press the 'LIGHT' button (usually the bottom right button) to illuminate the display.
- The watch may also feature an auto-light function, which illuminates the display when the watch is tilted towards your face.

Figure 2: The Casio G-Shock GD-120CM watch worn on a wrist, demonstrating its size and digital display visibility.
Manutenzione
Una cura adeguata garantirà la longevità e le prestazioni del tuo orologio G-Shock.
- Resistenza all'acqua: The watch is water-resistant to 200 meters. Do not operate buttons while the watch is submerged in water. After exposure to saltwater, rinse the watch with fresh water and wipe it dry.
- Pulizia: Wipe the watch with a soft, dry cloth. For stubborn dirt, use a mild soap solution and a soft brush, then rinse thoroughly and dry.
- Sostituzione della batteria: The approximate battery life is 7 years. When the display becomes dim or functions become erratic, it is time to replace the battery. It is recommended to have the battery replaced by an authorized Casio service center to ensure water resistance is maintained.
- Esposizione alla temperatura: Evitare di esporre l'orologio a temperature estreme, alla luce solare diretta per periodi prolungati o a forti campi magnetici.
Risoluzione dei problemi
- Il display è vuoto o poco luminoso: La batteria potrebbe essere scarica o esaurita. Sostituiscila.
- L'ora non è corretta: Ensure your home city setting is correct. Re-adjust the time and date as per the 'Setup' section.
- I pulsanti non rispondono: Ensure the watch is not in a locked mode (if applicable) or that it is not submerged in water. If the issue persists, a reset may be required (refer to the full user manual for specific reset procedures).
- Acqua all'interno dell'orologio: Portare immediatamente l'orologio presso un centro di assistenza autorizzato. Non tentare di asciugarlo da soli.
Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Numero di modello | GD120CM-5 |
| Dimensioni del prodotto | 1 x 1 x 1 pollici |
| Peso dell'articolo | 1.52 once |
| Produttore | Casio |
| Batterie | 1 batteria al litio metallico (inclusa) |
| Resistenza all'acqua | 200m (660-Feet) |
| Materiale | Miscela (cassa e cinturino in resina) |

Figure 3: A size comparison chart for watches, illustrating various watch face diameters.
Garanzia e supporto
Your Casio G-Shock GD-120CM watch comes with an International Warranty Card. Please retain this card and your proof of purchase for any warranty claims.
For detailed warranty information, service, or additional support, please refer to the official Casio website or contact an authorized Casio service center. The full user manual, which includes comprehensive instructions for all functions and troubleshooting, can also be found on the Casio support page.

Figure 4: The Casio G-Shock watch presented in its distinctive hexagonal metal tin, featuring a camouflage design.
Video ufficiale del prodotto
Video 1: Un video ufficiale del prodotto mostraasing the Casio G-Shock Men's GD-120CM Camo Sport Watch, highlighting its design and features.





