For sale this very nice and beautiful Citizen bullhead caliber 8110 movement chronograph wristwatch made in the 1970s, powered by a mechanical movement with an automatic winding system. Silver Dial, so clean and rare. Collectible Day indicator Billingual, English and Spanish, optional Flyback Chronograph, working and reset perfect, like New Watch. Movement serviced and cleaned. This watch contains aftermarket customisations without permission from the brand. This could impact the watch value and might void manufacturer warranties , Including , polishing , aftermarket dial , hands , bracelet , crystal , bezel insert , inner ring , case back , and pushers. We ask sellers to mention any known aftermarket parts. We do not guarantee water resistance on vintage watches. Please use photos as part of the description. We ask sellers to mention any known aftermarket parts. Accuracy of + or - 5 minutes per day is acceptable for vintage watches. Dial and band, hands are aftermarket. . Chrono reset is perfect. Original thick flat crystal, it is in excellent condition. Beautiful dial in excellent condition Original crown, it is "CTZ" (Citizen) marked . Original round pushers. Hidden lugs. Very beautiful case, and it is in perfect condition. Case Size: Width: 38.2mm (without crown) MOVEMENT: Authentic and original Citizen Chronograph movement, it is a mechanical movement with an automatic winding system. Movement is "Citizen", "Japan", "8110A", "23J" marked. This Movement is in beautiful , and in excellent working condition . Quick set date, day set manual. The original citizen logo bracelet fits up to 20cm maximum wrist size. The deviation on the test machine shows +/- "0" seconds per 24 hours Please look at pictures carefully. Perfect opportunity to have this for that era "Citizen Chronograph wristwatch" collectors and lovers. We will ship by Fedex with tracking code and secure travel box. We will ship in 24 hours with fast shipping. Alpha Beta Watch was founded about 20 years ago by two watch lover friends. is a company that has sold many products at home and abroad.