Oris Flight Timer² Day Date

The Oris Flight Timer² Day Date, reference 01 635 7568 4064-07 5 21 55, has a 42 mm steel case, a see-through case back and 21 mm lugs, on a leather strap, rated to 50 metres. Individual day and date windows appear on the black dial below domed sapphire. Self-winding calibre 635 drives central seconds and holds a 38-hour power reserve.