What is Movement: quartz, automatic, solar?
What keeps the watch running.
Short answer
Check power reserve (38–80 hours) if an automatic will sit unworn over weekends.
Movement: quartz, automatic, solar when buying a wristwatch (quartz & automatic)
What keeps the watch running.
Why it matters: Quartz is accurate to about ±15 seconds a month; automatics drift a few seconds a day and wind as you wear them.
Look for: Check power reserve (38–80 hours) if an automatic will sit unworn over weekends.
Full Wristwatch (Quartz & Automatic) buying guide