Yes, the world’s first wearable wrist computer was actually released by Seiko in 1984, called the UC-2000. This strange looking device had a working keypad and was quite large to say the least.
This is how far we’ve come in 22 years. Compare that monster with the Zypad WL 1000, which has WiFi, Bluetooth, GPS, and Linux/Windows CE. The Seiko, well, we’re lucky if it tells the time correctly