Amazon.com: Casio Pro Trek Bio Mass Tough Solar Triple Sensor w/Thermometer Altimeter Barometer Compass World Time Men's Watch PRG340-3 : Clothing, Shoes & Jewelry
RARE! Casio ALT-6100-1V (950) Twin Sensor JAPAN M Men's Watch NEW BATTERY/BAND | eBay
Shaun Cuff på Twitter: "This weekend's #VintageWatch is a #Casio ALT-6000 Alti-Thermo. Launched in 1992 this was Casio's first twin sensor watch. Along with the ATC-1000, they were forerunners to Casio's #Protrek
SGW450H-2B Sports | Casio CANADA
Amazon.com: Casio Men's Pro Trek PRG-270-1 Tough Solar Triple Sensor Multifunction Digital Sport Watch : Clothing, Shoes & Jewelry
RARE! Casio ALT-6100-1V (950) Twin Sensor JAPAN M Men's Watch NEW BATTERY/BAND | eBay
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