Question: are seiko watches shock resistant?
Answer: In fact, the watches have been signed several different ways — Seiko 5, Seiko 5 Sports, Seiko Sportsmatic 5, Seiko 5 Actus — with movements ranging from 17 to 25 jewels. ... Another was the Diashock shock-resistant design, Seiko's answer to the Swiss Incabloc system.