Casio W-800h Mod

: Use 18mm to 20mm adapters to fit a standard nylon NATO strap. This significantly improves comfort and gives the watch a rugged, military look. Watchuseek

Use your X-Acto knife or tweezers to gently scrape away the solder bridge or component on J1 . Be careful not to scratch the surrounding PCB traces.

Locate the digital display contacts on the circuit board. Near the center-left section, you will see a series of tiny metal solder pads labeled .

Cut a small rectangle of matte anti-glare screen protector (designed for smartphones) and apply it to the watch face. This prevents future scratches and cuts down on outdoor reflections. 3. Strap Upgrades (The NATO Strap Mod)

Modding the Casio W-800H is an excellent afternoon project for watch enthusiasts. It transforms an affordable daily knocker into a feature-packed powerhouse. Your with electronics or soldering casio w-800h mod

Once you have mastered the internal circuit modification, you can customize the exterior look and daily usability of your W-800H. 1. The Negative Display Mod

For any internal hardware changes, consulting with a professional watchmaker or an electronics technician is the safest way to ensure the longevity of the timepiece. Share public link

Buy a 22mm NATO strap. Use an X-Acto knife to carefully notch out 2mm from both sides of the strap exactly where it passes through the watch lugs. Seal the cut nylon edges with a lighter flame to prevent fraying. Conclusion

Locate the specific solder bridge (jumper) on the back of the PCB. : Use 18mm to 20mm adapters to fit

It eliminates internal reflections, making the screen legible from extreme angles, even underwater. It also theoretically improves the watch's depth rating by making it incompressible. YouTube

The Casio W-800H module has become a popular choice among watch enthusiasts and DIY enthusiasts due to its ease of modification. Some common modifications include:

If your watch is already scratched, a few minutes rub with PolyWatch compound and a microfiber cloth will restore clarity.

The Casio W-800H is a legendary budget digital watch. It is affordable, durable, and features a 10-year battery. However, Casio secretly disabled some of its best features. With a simple modification, you can unlock a countdown timer and multiple alarms. Be careful not to scratch the surrounding PCB traces

Increases comfort and security if one spring bar fails. Using Strap Adapters

“You break that, you’re wearing a rubber band for a week,” Maya said.

The Casio W-800H is one of the best values in the digital watch world. Out of the box, it offers a 10-year battery, 100 meters of water resistance, and a highly legible display. However, Casio intentionally locked away some of its best capabilities.

: The module number for the Casio W-800H is 3417.