Casio 950 Alt 6100 stuck in auto measurement. Looking through online manual I can't figure how to switch to manual measurement mode. Any advice? Do I need to let the memory fill
CASIO ALTI THERMO twin ALT 6000 mod 950 orologio uomo vintage quartz (batteria) EUR 89,00 - PicClick IT
Which Watch Today...: Casio Alti-Thermo ALT-6000
RARE! Casio ALT-6100-1V (950) Twin Sensor JAPAN M Men's Watch NEW BATTERY/BAND | eBay