Wristwatch, Watch
noun
Remember how 時計 is watch? An arm is now there too, making this a wristwatch.
うでどけい
The readings are the words 腕 (same reading as what you learned with the kanji) as well as the reading for 時計. Just don't forget that rendaku!
私は高級腕時計を買いたいとは全然思いません。
I don't feel at all inclined to buy a luxury watch.
これは父の形見の腕時計なんです。
This wristwatch is a memento from my father.
俺の無くなった腕時計についてちょっと話がしたいんだけど、いいか？あまり時間は取らせないよ。
Can we talk about my missing wristwatch for a second? I won’t take up too much of your time.