Mechanical stopwatch with 13 jewels and rugged steel case. Start/stop with crown push and has a reset push button. Long hand 30 seconds per turn in 1/10 second increments

• 13 jewels
• Start / stop by crown push
• Reset push button
• Long hand 30 sec. per turn, 1/10 sec. increments
• 15 minute shorthand
• Rugged steel case