G SHOCK DW-5900U-1ER - Black - 46mm

The "three-eye" refers to the three smaller digital sub-displays on the watch face, which are characteristic of the DW-5900 series and provide additional information like stopwatch minutes, seconds, and elapsed seconds.

While it has a 200m water resistance rating, it is not designed as a professional dive computer. It is suitable for recreational diving and general water activities but lacks advanced dive-specific features.

G-SHOCK watches are known for their long battery life. The DW-5900U-1ER is expected to have a battery life of approximately 2-3 years under normal usage conditions.

Yes, the resin band can typically be replaced. However, it's recommended to use genuine G-SHOCK replacement bands and ensure proper installation to maintain water resistance.

G-SHOCK watches typically come with a manufacturer's warranty. Please refer to the warranty card included with your purchase or the official G-SHOCK website for the specific warranty duration and terms applicable to your region.

Yes, the DW-5900U-1ER includes standard stopwatch and countdown timer functions, accessible through its digital interface.

Ensure the time and date settings are correct. If the issue persists, the battery may need replacement. Contact customer support for assistance.

Verify that the battery is not low. If the battery is strong, there might be an issue with the LED module. Contact customer support.

Clean around the buttons with a soft brush to remove any debris. Ensure no external obstruction is preventing button movement. If problems persist, seek professional servicing.

This may indicate a breach in water resistance, possibly due to a damaged gasket or improper button operation underwater. Remove the watch immediately from water and have it inspected by a professional.