Vintage, Rare Citizen Black Case Chronograph. It will look very cool on your wrist with a very stylish leather strap. Japan Citizen 8100 Automatic Chronograph machine , All functions are working correctly. Chronograph works perfect. Practical calendar works. Dimensions: Diameter: 39 mm without crown 40 mm with crown Lugs: 18 mm Lug to lug: 42,5 mm No box and paper Photos are part of the description. Please look at them carefully. There are some melting and straches at the case as seen on the photos. We do not guarantee water resistance on vintage watches. Please use photos as part of the description. There are very small spots on the dial that are barely noticeable when reflected light. Accuracy of + or - 5 minutes per day is acceptable for vintage watches. Please, be aware of customs duty. Customs duties are the buyer's responsibility and beyond the control of sellers. Please also check my other watches.