Replaced the 394 module in my vintage MD-700 to bring it back to life. A bit small by modern standards, but a common men's size in the past. : r/ casio
Japan 1990 CASIO Quartz watch [MD-711] Bar 20 Cal.394 Original band | WatchCharts
RARE Vintage 1988 Casio MQ-538 Analog Quartz Watch Module 394 Japan Movement | WatchCharts
I got this Casio 394 md501... planning to restore it got a nato for it but can't find a bezel insert for it.. any idea where can I find one? : r/casiomods
Casio Diver 30 BAR MD-900 Module 394 JAPAN made / RARE | eBay
RARE! Casio MRD201WS-1EV (394) JAPAN C Men's Gold/Black Diver Watch NEW BATTERY! | eBay