CITIZEN Electromagnetic Balance Wheel CosmoTron Pocket Watch Antique Battery Replaced

Rare working condition from the 1970s.New battery replaced in June 2025.CITIZEN ELECTRONICElectromagnetic balance wheel typeCOSMOTRONCosmotron○ Diameter: approx. 40mm, Thickness: approx. 12mmWeight: approx. 45.8gThis is a used item.As it is a very old watch, there are discoloration, fine scratches, and stains due to aging.Although it has been cleaned, it is a historical item, so please consider purchasing it if you appreciate the deterioration as part of its character.Currently running, but as it is an antique, we cannot provide any support for malfunctions upon arrival. faultless for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.