Breguet Type XX Aeronavale Fly-Back Chronograph. Featuring the "flyback" function as all Type XX, and identifiable to the typical reference "BREGUET MARINE NATIONALE AERONAUTIQUE NAVALE" engraved on its caseback, this Type XX model, which remained in service until early 1980, is now one of the most coveted. Breguet never forgot this collaboration and with the release of the third generation of Type XX in 1995 (the 3800). Previous service history is unknown. Photos are part of the description. This is watch and certificate only, no box. Brand: Breguet Model: 3800ST/92/SW9 Type: Automatic (caliber 582 self-winding) Power Reserve: 48 hours Case: Stainless Steel Shape: Round Dial: Black dial Glass: Scratch resistant sapphire crystal Size: 39mm Length: 20cm ± 0.5cm Buckle: hidden folding clasp buckle Water resistant: 100 m (330ft) The watch will be packed by bubble wrap securely and shipped by FedEx. Notice: This watch will be sent from Hong Kong, customs might apply in your own country. "If the winning bidder decides to cancel/withdraw they will bear risk, cost of all shipping and return import duties of seller".