Wristwatch (noun)

A small timepiece worn on the wrist, typically having a strap or band.

Origin:

Derived from the combination of the words "wrist" and "watch".

Examples:

1. He checked the time on his wristwatch.
2. She wore a diamond-studded wristwatch.
3. The wristwatch was a gift from his father.
4. He set the alarm on his wristwatch.
5. The new smartwatch has many features like receiving notifications and tracking fitness, in addition to telling time like a traditional wristwatch.