Casio has announced the release of titanium-cased versions of its PRO TREK outdoor watch line-up. They are also Bluetooth devices that feature Smartphone Link, which allows them to connect to the wearer's mobile device. This allows the user to view information such as steps taken, route logs or altitude.
https://www.notebookcheck.net/Casio-upgrades-the-PRO-TREK-connected-watch-series-with-titanium-variants.454899.0.html