# Heart-Tracking Adventurer Watches The Casio Pro Trek WSD-F21HR Keeps an Eye on Heart Rate By Michael Hemsworth | Published 2019-08-21 | Fashion Source: Trend Hunter, https://www.trendhunter.com/trends/casio-pro-trek-wsdf21hr References: [slashgear](https://www.slashgear.com/casio-pro-trek-wsd-f21hr-smartwatch-adds-heart-rate-monitor-20587852/) & [casio](https://www.casio.com) The Casio Pro Trek WSD-F21HR smartwatch has been unveiled as the latest model from the brand that aims to deliver exceptional versatility for [adventurers of all kinds](https://www.trendhunter.com/trends/garmin-tactix-8-cerakote-edition) to take advantage of. The timepiece features a new [heart rate monitor](https://www.trendhunter.com/trends/huawei-watch-5) as well as an optical sensor that will work in tandem to help users optimize their workout performance. The device also features compatibility with the [Google](https://www.trendhunter.com/trends/sense-2) Wear OS, which will enable users to download an array of different apps that make use of the aforementioned sensors to maximize functionality. The Casio Pro Trek WSD-F21HR smartwatch works with the Casio Activity app that will track GPS data and automatically save it to Google Drive. The watch will be available soon at select retailers in red and black color options at a cost around $500. ## Trend Insights (Trend Hunter) - Score: 4.7/10 - Popularity: 60% | Activity: 72% | Freshness: 8% - Audience gender: 50% men, 50% women - Primary generations: Millennial - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Fashion](https://www.trendhunter.com/fashion) > [Watches](https://www.trendhunter.com/watches) ## Key Themes ### What Makes This Trend Stand Out - **Smartwatch Fitness Tracking:** Opportunity to develop innovative fitness apps and technologies that utilize heart rate monitoring and optical sensors on smartwatches. - **Wearable Technology for Adventurers:** Potential for disruptive innovations in the development of durable and versatile wearable devices specifically designed for outdoor enthusiasts and adventurers. - **Integration of Wearable Devices and Digital Platforms:** Opportunity to create seamless and integrated experiences by developing apps and software that leverage wearable devices like the Casio Pro Trek WSD-F21HR and Google Wear OS. ### Sectors Adopting This - **Fitness and Wellness:** Innovations in fitness tracking and wearable technology create opportunities for businesses within the fitness industry to offer new products and services that cater to customers' health and wellness goals. - **Outdoor and Adventure:** Companies specializing in outdoor gear and equipment can leverage the demand for durable and functional wearable technology by incorporating smart features into their products. - **Mobile App Development:** Developers can capitalize on the growing market of wearable technology by creating apps that integrate seamlessly with smartwatches and provide enhanced functionality for users. ## Related on Trend Hunter - [Rugged Outdoor-Ready Watches](https://www.trendhunter.com/trends/g-shock-1.md) - [Off-Grid Adventurer Smartwatches](https://www.trendhunter.com/trends/garmin-smartwatch.md) - [Retro Digital Tracking Watches](https://www.trendhunter.com/trends/wsb1000.md) - [Featherlight Rugged Adventurer Timepieces](https://www.trendhunter.com/trends/casio-pro-trek-prjb001b2.md) - [Motion-Sensing Wristwatches](https://www.trendhunter.com/trends/casio-digital-basic-gdb500.md) - [Pro-Grade GPS Timepieces](https://www.trendhunter.com/trends/gshock-rangeman-gprh1000.md) - [Personalized Fitness Plan Smartwatches](https://www.trendhunter.com/trends/amazfit-active.md) - [Cast Iron-Inspired Timepieces](https://www.trendhunter.com/trends/casio-pro-trek-prw69-series.md) - [Off-Grid Adventurer Timepiece Models](https://www.trendhunter.com/trends/casio-pro-trek-prg340b3.md)