Hamilton Jazzmaster - Open Heart - Leather

If it is a manual watch, wind it daily. For automatic watches, winding is usually not needed if worn regularly, but it can be wound manually to start it or to maintain power reserve.

The water resistance level varies. Please refer to the watch specifications for details and avoid exposing it to extreme conditions.

Pull the crown out to the appropriate position and turn it to set the time.

The power reserve varies depending on the watch. Check the specific model's specifications.

Refer to the product specifications for exact leather type details.

Yes, the strap is replaceable. Ensure the replacement is of the correct size.

The warranty period is typically two years, check your warranty documents for detailed information.

Check if the watch needs to be wound. If it is an automatic watch, ensure it has enough power reserve by wearing it or manually winding it.

This could indicate moisture. If it persists, have the watch professionally inspected.

Minor scratches can be buffed out by a professional watchmaker. Avoid abrasive materials.