Citizen Watches Mens BZ1005-51E Proximity Imported Citizen has released a watch that is both sleek and timeless, yet modern and connected with the Citizen Eco-Drive Proximity smartwatch This watch is a smarter type of SmartWatch as it requires no wires, plugs, or charging, because, like all Citizen Eco-Drive styles, it is powered by light and never needs a battery The connectivity features that are included in this Proximity watch, for both iPhone and Android Bluetooth enabled devices, include: Time/Date Sync, Notification and Call Filtering, Smartphone Search and Visual and Vibration Notification for Email, SMS, Facetime, Social Media, and Bluetooth Connection Link Loss In addition, this watch has a multi-function chronograph, perpetual calendar, and day/date display The black stainless steel bracelet and round case pair seamlessly with the black dial and its blue accents.Connectivity Features for iPhone and Android Bluetooth include: Time/Date Sync, Notification and Call Filtering, Smartphone Search and Visual and Vibration Notification for Email, SMS, Facetime, Social Media, and Bluetooth Connection Link LossBracelet and Case Material: Black Ion-Plated Stainless SteelDiameter of Case: 46mmCase Shape: RoundCrystal: Mineral CrystalStandard