* IWC Portuguese Perpetual Calendar watch.
* Fully automatic movement.
* Hack mechanism - second hand stops when crown is pulled out to set the time.
* Power reserve display.
* Fully functional chronograph dials - day-month-military time.
* Moonphase indicator on dial.
* Year indicator on dial.
* Beautiful polished SS casing.
* See through back with IWC engravings on the back.
* All the appropriate IWC markings.