Casio Edifice Chronograph EF-500L-1AV EF-500L-1A Mens WatchCasio Edifice Chronograph EF 500L 1AV EF 500L 1A Mens Watch The first thing you will notice about it is a very retro design; from the bands to the lettering and the markings on the face. The highlights are its sporty color accents and if you like the Breitling designs, you will like this one too. But heres the inside story: The EF 500L 1AV is the first among the EDIFICE models that punches chronograph capabilities with a date display.