45 mm, titanium on titanium^OMEGA Online

Alarm

A watch or clock which automatically sounds at a pre-set time.

Bi-directional rotating bezel

A bezel which can be turned clockwise or anti-clockwise. Rotating bezels can be used to time events, measure elapsed times, or read second or third time zones.

Chronograph

The chronograph function is a mechanism for measuring time intervals. A chronograph watch can therefore be used to time events while displaying the time like any traditional watch.

Date

The day of the month, displayed in a window on a watch dial at the 3 or 6 o’clock position, or within a subdial at 9 o’clock.

Multifunction

Watch with digital (or combined analogue/digital) display with several functions, such as alarm, chronograph, countdown timer etc. with optional display of the required mode.

Perpetual calendar

Memory function that respects all date changes, including 29th February in leap years (until 28/02/2100).

Time zone function

Allows the hour hand to be easily adjusted to different time zones without stopping the watch.