This 43.5mm vintage stainless steel vintage 70s Longines Nonius Chronograph displays amazing condition overall. The manual winding Longines caliber 538 chronograph movement sparkles after a very recent overhaul. These are such cool watches as you watch the elongated stretch of the yellow seconds hand tick away. Look at this amazing original dial and handset-WOW! These watches are considered rare and are highly sought-after by collectors.