Casio EFR-S572GS-1AVUDF Edifice WatchEDIFICE SLIM series with Sapphire Crystal A slim, sporty EFR S572 series chronograph. Although multi hand chronograph cases tend to be thick, the case of this model was kept to a thickness of 9. 1 mm to ensure a good fit. The bezel is designed to look like an automobile brake rotor with slits. Uses a scratch resistant sapphire crystal. Parts of the case and band are finished in gold ion plating to create a rich design. Stopwatch 1 second stopwatch