Abstract: The disclosed embodiments present a wearable computing device for storing and managing data. The wearable computing device includes a wristband including a hermetically sealed rechargeable battery, a ferromagnetic shaft coupled to one end of the wristband, and a case comprising a waterproof housing. The case is configured for holding a cylinder shaped for securely inserting the shaft into said cylinder, various wireless communications processors, a memory element, a data storage device, an inductive charging system, and a processor for receiving and storing data, and for receiving status data. The wearable computing device also includes a touch-sensitive display located on an external surface of the case, the display configured to display said status data.