The ETA caliber 279.001 is a vintage quartz watch movement with 6 jewels. It is considered to be a repairable movement. Swiss made, unadjusted.
Replacing the battery:
The caseback of the watch this movement was found in states that the battery cell is number 52. That is the Renata brand battery number. The numbers on the battery strap (6,8 / H 1,4) indicate a diameter of 6.80mm and a height of 1.4mm (although the actual height of the 52 battery is 1.45mm). Corresponding batteries from other brands are: 339, SR614SW, S58, SR614SW, and V339.
The 297.001 has been discontinued and was replaced with ETA caliber 976.001. Prices for the 976.001 were found online in the range of $59.00 – $79.00 USD.
Examples of watches with this movement:
The ETA 279.001 pictured in this post was found in a vintage Concord gold watch. This movement can also be found in other brands such as Movado, Universal, Lotus, Cyma, Festina, Longines, etc. If you have a watch powered by the 279.001, please add the brand/model to the comments below…