Pro Trek by Casio Smart Outdoor Watch WSD-F20RG Casio G-Shock Baby-G Urban Runner BGA240L-7A The AIKON collection is the

The AIKON collection is the descendant of the Calypso

day in and day out

screw-down (threaded)

auto start

The watch has a ballistic nylon strap

Pro Trek by Casio Smart Outdoor Watch WSD-F20RG Casio G-Shock Baby-G Urban Runner BGA240L-7A The AIKON collection is thePro Trek by Casio Smart Outdoor Watch WSD F20RG OS: Android Wear 2. 0 (used with Smartphone running Android 4. 3+ or later. For models for which operation has been confirmed, refer to the Google check page. http: www. android. com wear check ) (iPhone*5, equipped with iOS 9. 0+ or later: iPhone 5 or later, with limited functionality.) 50 Meter Water Resistant Military Standard MIL STD 810G (United Stated Military Standard issued by the U. S.