Here is a smart strap that turns your current classic watch smart with notifications, fitness tracking, and GPS directions. Classi syncs to your phone to send you discreet vibration alerts. It also lets you reject calls easily. In Navigation Mode, you get step-by-step directions through vibrations.
The smart strap has 7+ days of battery life and a waterproof design. It tracks your daily activity and lets you interact with your smartphone in every situation.