This vintage 1970s Wittnauer Professional chronograph is large; measuring 40.5mm in stainless steel and boasting an extremely clean and unpolished case. The original blue jean dial looks amazing with its silver inner bezel and chrono registers. The large baton hands and red sweep seconds look well-balanced. Notice the red date font. The manual winding caliber 7733 by Valjoux sparkles after a recent cleaning and is quite accurate with the chronograph functioning perfectly. This generic steel bracelet looks perfect on this watch. This vintage Wittnauer chronograph truly looks stunning on the wrist. These large and cool vintage chronographs will be the next sought-after collectable vintage watches as prices continue to increase on the high-end brands. People will stare at your wrist when you hit the town!