LONGINES "Flagship". Wristwatch, round steel case, white dial with indexes, a minute track and date window at 3 o'clock, transparent caseback open to the mechanism, crocodile-style midnight-blue leather strap and steel pin buckle (both worn, reported). Mechanical movement with automatic winding. Case back number 31635476, movement number L.619.2 and 2892A2. Case diameter: 3.6 cm - Length: 17 to 20 cm