Casio PRO TREK UK - Introducing the latest Protrek Smart the WSD-F30! Coming soon in January 2019 the latest model features a smaller case along with an improved battery life. For more
Casio Pro Trek WSD-F30 Review | Digital Trends
Casio Protrek Smart WSD-F30 Watch Now Has More Wearable Size & Improved Battery Life | aBlogtoWatch