![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 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](https://pbs.twimg.com/media/EuqN1cXXcAMK4Ak.jpg)
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
![Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000 Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000](http://1.bp.blogspot.com/-XGgflOmpTUE/UgMlNI3ZvwI/AAAAAAAACOw/f4ttUugs7o0/s1600/4.jpg)
Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000
![Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000 Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000](http://4.bp.blogspot.com/-DDvdAbW3mOU/UgMlMV9GVfI/AAAAAAAACOg/zaCahHakF70/s1600/3.jpg)
Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000
![Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000 Jeremy Karyn Lynnette Marcus Nelly: Review Of Casio Protrek ALT-6000, ALT-6100, PRG-70, PRG-110, PRG-130, PRG-200, PRG-270, PRG-550, PRW-3000 G-Shock G-1250, G-1400, PRW6000, GPW1000, GWG1000](http://3.bp.blogspot.com/-QlWoh1fywEk/UgMlMccDWpI/AAAAAAAACOk/a1xivRtoc2c/s1600/2.jpg)