4 ms·
Yes, the spring drive is really neat. it was designed at the time when mechanical watches seemed "doomed" to quartz so neat historically as well. The spring dr
by KyleBrandt 8y ago
Yes, the spring drive is really neat. it was designed at the time when mechanical watches seemed "doomed" to quartz so neat historically as well.
The spring drives are "Grand Seiko", so tend to be 3k+ US.