1. Produit terminéview
The SEIKO SKZ211 5 Sports Automatic Atlas Diver Watch is a robust and reliable timepiece designed for versatility and performance. It features a precise 23-jewel self-winding automatic movement, ensuring accurate timekeeping without the need for batteries. The watch is constructed with a durable stainless steel case and bracelet, complemented by a black dial with luminous hands and markers for enhanced visibility in various conditions. Key functionalities include a rotating bezel for tracking elapsed time, and a day/date calendar display.
This model is water resistant up to 200 meters, making it suitable for recreational diving and other water sports. The scratch-resistant Hardlex crystal protects the dial, while the screw-down main crown and push-button fold-over deployment clasp ensure secure wear and water integrity. The watch case measures 43mm in diameter and 14mm in thickness, offering a substantial presence on the wrist.

Figure 1 : Face avant view of the SEIKO SKZ211 5 Sports Automatic Atlas Diver Watch, showcasing its black dial, yellow hands, and stainless steel bracelet.
2. Installation
2.1 Enroulement initial
The SEIKO SKZ211 features an automatic movement that is powered by the motion of your wrist. If the watch has stopped or its power reserve is low, it may require an initial manual winding:
- Unscrew the crown located on the right side of the watch case by turning it counter-clockwise until it springs out.
- In this first position (normal position, unscrewed), turn the crown clockwise approximately 30-40 times. This will manually wind the mainspring and provide sufficient power to start the watch.
- Repoussez la couronne et vissez-la dans le sens des aiguilles d'une montre pour garantir l'étanchéité.
Once manually wound, normal daily wear will keep the watch powered. The power reserve is approximately 41 hours when fully wound.
2.2 Réglage de l'heure et de la date
Pour régler la date et l'heure correctes :
- Unscrew the crown (as described in 2.1).
- Tirez la couronne jusqu'au deuxième clic. La trotteuse s'arrêtera.
- Turn the crown clockwise or counter-clockwise to set the day and date. Avoid setting the day/date between 9:00 PM and 4:00 AM, as this can damage the movement.
- Pull the crown out to the third click position. Turn the crown to set the hour and minute hands. Ensure the AM/PM is correctly set by observing the day/date change around midnight.
- Once the time is set, push the crown back in to the normal position and screw it down clockwise firmly to maintain water resistance.
2.3 Réglage du bracelet
The stainless steel bracelet can be adjusted by adding or removing links. For optimal comfort and security, it is recommended to have this adjustment performed by a qualified jeweler or watch technician.
3. Utilisation de la montre
3.1 Mouvement automatique
The SEIKO SKZ211 is powered by an automatic mechanical movement. This means it does not require a battery. The watch is wound by the natural motion of your arm while wearing it. If the watch is not worn for an extended period, it will stop. Simply follow the "Initial Winding" steps (Section 2.1) to restart it.
3.2 Affichage du jour et de la date
The watch displays both the day of the week and the date. These indicators automatically advance at midnight. If the watch stops and restarts, you may need to manually adjust the day and date as described in Section 2.2.
3.3 Lunette tournante unidirectionnelle
The watch features a black unidirectional rotating bezel with gold accents. This bezel is designed to rotate only counter-clockwise, preventing accidental increases in elapsed time measurement. It is commonly used to measure elapsed time, particularly for diving:
- Alignez le repère triangulaire sur la lunette avec l'aiguille des minutes au début de votre activité.
- The minute hand will then point to the elapsed time on the bezel's scale.
4. Entretien
4.1 Nettoyage
To maintain the appearance and longevity of your watch, regularly wipe the case and bracelet with a soft, dry cloth. For stainless steel, a slightly damp cloth can be used, followed by thorough drying. Avoid using harsh chemicals or abrasive materials.
4.2 Résistance à l'eau
The SEIKO SKZ211 is water resistant to 200 meters (20 ATM). This rating makes it suitable for recreational diving, swimming, and showering. However, it is crucial to ensure the crown is fully screwed down before any contact with water. Avoid operating the crown or pushers while the watch is wet or submerged. Exposure to hot water, steam, or sudden temperature changes (e.g., hot shower followed by cold water) can compromise the watch's seals over time.
4.3 Hardlex Crystal Care
The watch features a Hardlex crystal, which is more resistant to scratches than standard mineral glass. While durable, it is not entirely scratch-proof. Avoid direct impact or contact with abrasive surfaces to prevent damage.
4.4 Service Intervals
For optimal performance and longevity, it is recommended to have your automatic watch serviced by an authorized SEIKO service center every 3-5 years. This service typically includes cleaning, lubrication, and adjustment of the movement, as well as replacement of seals to maintain water resistance.
5. Dépannage
5.1 La montre s'est arrêtée
- Enroulement insuffisant : If the watch has not been worn for a while, its power reserve may have depleted. Manually wind the watch by turning the crown clockwise 30-40 times (after unscrewing and pulling to the first position).
- Absence de mouvement : Automatic watches require wrist movement to stay wound. If your lifestyle is sedentary, consider manually winding the watch daily or using a watch winder.
5.2 Heure ou date incorrecte
- Procédure de réglage : Ensure you are following the correct procedure for setting the time and date as outlined in Section 2.2.
- Position de la couronne : Verify that the crown is pulled out to the correct click position for setting the date/day (second click) or time (third click).
- Fuseau horaire: If traveling, remember to adjust the time accordingly.
5.3 Condensation à l'intérieur du cristal
Small amounts of condensation may appear temporarily on the inside of the crystal if the watch is exposed to sudden temperature changes. If the condensation persists or appears as large droplets, it may indicate a loss of water resistance. In such cases, immediately take the watch to an authorized SEIKO service center for inspection and repair to prevent damage to the movement.
6. Spécifications
| Numéro de modèle | SKZ211 |
| Type de mouvement | Automatic (23 Jewels) |
| Matériau du boîtier | Acier inoxydable |
| Matériau du bracelet | Acier inoxydable |
| Type de cristal | Hardlex |
| Diamètre du boîtier | 43 mm |
| Épaisseur du boîtier | 14 mm |
| Résistance à l'eau | 200 mètres (20 ATM) |
| Réserve de marche | Environ 41 heures |
| Type de fermoir | Push-button Fold-over Deployment Clasp |
| Lunette | Lunette tournante unidirectionnelle |
| Couleur du cadran | Noir |
| Hands/Markers | Luminous Yellow Hands and Markers |
7. Garantie et assistance
7.1 Garantie du fabricant
This SEIKO SKZ211 watch comes with a 3-year original manufacturer warranty. This warranty covers manufacturing defects under normal use. Please refer to the warranty card included with your purchase for full terms and conditions, including what is covered and how to make a claim.
7.2 Assistance clientèle
For any questions, service requests, or technical support regarding your SEIKO watch, please contact an authorized SEIKO service center or visit the official SEIKO website for contact information specific to your region. Always ensure that any repairs or maintenance are performed by authorized personnel to preserve your warranty and the integrity of your timepiece.





