- The world's first wrist computer system was released in 1984, consisting of a watch, a controller console with a built-in printer, and a separate keyboard for programming and games.
- It included functions like memo, telephone directory, address book, and scheduling, with a unified box-shaped design using a gray base and orange buttons.
- The text lists 140 historical items from Seiko, covering innovations like the first quartz watch (Quartz Astron), diver's watches, GPS solar watches, and design milestones.