This sale is for a 1980s Omega Sensor Digital Watch

Omega Cal 1640 . These were cutting edge technology from 1980 and the first watch with a touch sensitive panel for operating . The panel with - --------- + on it is used to select the mode and also used to set the time and other features . A quick swipe of the panel advances or retards the hours and a slow swipe does the same for mins . This watch is jam packed with functions and easy to operate . Its features are Chronograph , Timer ( countdown ) , Alarm 1 ( rendezvous ) , Alarm 2 ( wake up ) , Hour signal , Agenda 1 ( memorizing date ) , Agenda 2 ( memorizing second date ) , T2 ( another time zone ) and finally Calendar . All of these functions can be operated with the time still displayed at the same time on the top screen . 

Swiss Made and fantastic used condition , with original instruction manual ( some pages are loose ) and sent out in a lovely generic wooden box . It is extremely rare indeed being PVD plated and you most likely will NEVER see another in black PVD . Please see pictures for condition and you will see it has had light use only and very little wear . Fits up to 7 1/2" wrists . Signed on dial , back cover and bracelet . The watch is in full working order with a clear display , loud alarm and bright night light and a new battery fitted before posting out to you . These rare digitals are becoming more and more scarce and very hard to find so make a great investment.

Case Measures 42mm top to bottom 35mm side to side ( without crown ) and 9.5mm depth