This article is about how to settings Time, Alarm, World Time, etc., on all variant of CASIO Illuminator SGW-100 / SGW-100B Twin Sensor (1A… | Casio, Alarm, Watches
Casio Sgw100 1V Wrist Watch Users Manual QW 3157
A Short video about Casio SGW-100B Module No. 3157 - YouTube
Casio Mens TWIN SENSOR Compass Watch 3157-SGW100 48MM | Etsy Hong Kong
Casio SGW-100 for C$38 for sale from a Private Seller on Chrono24
Casio Illuminator 3157 SGW-100B Digital Compass Quartz Digital Men's Watch | eBay