Wristwatch
device · 1868 · Industrial Revolution
A watch worn on a bracelet.
What it is made of
- Watch strap — has part. A strap.
Principles and materials it uses
History: what it evolved from and what it influenced
- Pocket watch — evolved from. The watch moved to the wrist.
- Smartwatch — evolved into. The form factor of a wristwatch.
What it is a kind of
- Mechanical clock — is a kind of. A wristwatch is a mechanical clock made small enough to wear.