The HALOGRAPH Automatic lives on mechanical energy. It's not an electronic gadget: it's a mechanical heirloom. It doesn't need batteries or updates to do its work while summoning compliments and sparking conversation everywhere you go. All it needs is YOU! Like the chambers of a beating mechanical heart, the twin balance wheels pump life into this complex time machine. Seeing the action of a living machine on your wrist gives a thrill no electronic gadget can.