What is meant by the term “quartz” written on watches?

Have you read this word "QUARTZ" anywhere?? Yes, you should have surely read it on your WATCH or your WALL CLOCK. But have you ever thought why this is written here? read more

Best Answer: Quartz is a crystal mineral (like a diamond, but not as expensive). It has a specific property useful for keeping time. When exposed to electricity, it vibrates at a precise frequency. Those vibrations can be counted by electronic parts to count the number of seconds. Quartz is usually only used by digital watches. read more

This method is, however, impractical for consumer quartz clock and wrist-watch movements. The crystal planes and tuning of a consumer-grade clock crystal are designed for minimal temperature sensitivity in terms of their effect on frequency and operate best at about 25 to 28 °C (77 to 82 °F). read more