commish1999
8/6/2007 11:54:30 AM
Sinn 903 "Hummer Limited Edition" Automatic winding mechanical chronograph movement with power reserve of 48 hours. The movement is both shock resistant and antimagnetic. Functions include hours, minutes, subsidiary seconds, date and complete chronograph functions.
Polished steel case with sapphire crystal front and back. Open back reveals the nicely finished movement with Sinn rotor. Other features include offset date at 4:30 and water resistance to 100 meters.