Brown leather hybrid smartwatch; compatibility: android os 4.4+ or iPhone 5/iOS 8.2+</br>Built in fitness tracker?? notifications: social media / text / email / alarm clock / calendar alerts?? take a picture / control your music / sleep tracker / step tracker</br>Case Diameter: 44mm</br>Water resistant to 5 ATM (approx. 165 feet): in general?? withstands splashes or brief immersion in water?? but not suitable for swimming or bathing</br><br/>http://www.amazon.com/gp/product/B01MSPIQ43