Question

when was second hand of watch was discovered?​

Answer 1

Answer:

Watches evolved from portable spring-driven clocks, which first appeared in 15th century Europe. Watches were not widely worn in pockets until the 17th century

Answer 2

Hey mate here's ur ans......

The second hand of the clock was discovered in the 16th century and after 10 years later when the watch was discovered and the clock was discovered in the year 1680. Thus second hand of watch was discovered in 1690