The Samsung Galaxy Watch First Generation (1B6A) in Black and Silver features a 38mm case size and a rubber band in black. It comes with 4GB of storage capacity and runs on the Tizen operating system. This smartwatch is equipped with various features such as a fitness tracker, touchscreen, Bluetooth-enabled capabilities, blood oxygen sensor, 4G data capability, E-compass, AMOLED display, blood pressure monitor, near field communication (NFC), Wi-Fi capability, GPS, wireless charging, sleep monitor, water-resistant design, and heart rate monitor. Compatible with Android operating systems, this Samsung Galaxy Watch offers a sleek and high-tech accessory for your everyday life.