Oris "Chronoris" model 01 733 7737 4053. Re-Introduction its 1970`s counterpart. Vintage style 39mm stainless steel case. Grey dial with orange and black accents. Inner rotating bezel controlled from the crown at 4 o`clock. Model automatic Oris 733, base SW 200-1, 26 jeweled movement. Comes on a black leather strap. Water resistant to 100 meters.