Samsung Galaxy Watch 46mm Bluetooth GPS Smartwatch Silver, Grade A ref/ey/am About this product Product Identifiers Brand Samsung MPN SM-R800NZSABTU EAN 8801643397678 GTIN 8801643397678 Model SM-R800 eBay Product ID (ePID) 14022426317 Product Key Features Custom Bundle No Operating System Tizen Case Size 46 mm Storage Capacity 4 GB Features Sleep Monitor, Bluetooth Enabled, Near Field Communication (NFC), Wi-Fi Capable, Accelerometer, Gyroscope, GPS, Heart Rate Monitor Manufacturer Band Colour Onyx Black Series Samsung Galaxy Watch Band Material Silicone Compatible Operating System iOS - Apple, Android Additional Product Features Brand Colour Silver Network Connectivity Bluetooth Colour Silver