Difficulty: 3/10 | Cost: $15 If you have the steel case mod (or even on the stock plastic case with an adhesive ring), you can swap the bezel insert.
The module (3524 or 3298) features a dedicated dual-time zone. This makes the W-800H a perfect base for a "GMT" style mod—a poor man’s Explorer II. casio w-800h mod
Every time you remove the battery or separate the module from the LCD, you must short the "AC" contact (marked on the circuit board) to the battery positive terminal. If you don't, the screen will be garbled or the buttons won't work. Difficulty: 3/10 | Cost: $15 If you have
The W-800H’s crystal is recessed, making it prone to smudges and glare. The fix? Fill the case with silicone oil (low viscosity, like 5cSt or 10cSt). This eliminates internal reflections, makes the LCD “pop” as if painted on the glass, and increases water resistance dramatically (theoretically past 200m). The downside? The buttons become stiff, and it’s messy if you fail. The module (3524 or 3298) features a dedicated
When the community talks about a "Casio W-800H mod," they are rarely talking about changing the module. They are talking about three distinct categories: Aesthetics (Voids/Case), Lighting (LED/Backlight), and Ergonomics (Straps).
Here are the most popular mods ranked by difficulty (Easy to Hard).