Roamer Rockshell Mark III - Blue - 44mm

No, while it is water-resistant to 100 meters, it is not a dedicated ISO-certified diver's watch and should not be used for scuba diving.

Typically, the battery in the Swiss quartz movement should last between 2 to 3 years depending on usage.

Yes, the watch features standard lug widths which accommodate many third-party straps, though you will need the appropriate spring bar tool.

Yes, the hands and markers are typically treated with luminous material to assist with low-light readability.

Please consult your original warranty documentation provided at the time of purchase, as terms vary by retailer and region.

The battery likely needs replacing. Visit an authorized jeweler to ensure the case seal is maintained during the battery change.

Ensure the date was not adjusted during the 'danger zone' (typically between 9 PM and 3 AM) when the movement is engaged in the date-change cycle.

Perform a manual calibration according to the Swiss movement reset procedure, usually involving pulling the crown and using the pushers to adjust hand alignment.