Longines Flagship Men´s wristwatch 1966s case diameter: 35 mm without crown movement calibre: Cal 345, Longines automatic movement. ball-bearing rotor with peripheral gear out of center Good working, serviced. Serial no: 13401665 Case material : steel-gold Glass: plastic leather strap Dear customer look carefully at the pictures before buying or bidding. Does not include original box or document. Registered shipping. Longines 345 Features automatic sweep second date: set by changing 21-24h Data 12''', Dm= 27.0mm, date ring Do= 29.5mm H= 5.1mm 17 jewels (without ball bearing) f = 19800 A/h power reserve 43h Balance staff U2877 Stem W2913 Hands 1.60 x 1.00 x 0.20mm Remarks 1965- ball-bearing rotor with peripheral gear out of center, optionally, probably always with 5 ruby balls (Fig.5, not included in jewel number signature) rather large balance unusual: ratchet on dial side, crown mechanism with rocker bar family/generations: respectively 1. two-section base plate 2. one-section base plate 3. date redesigned 345: sweep second, date