|Functions||Central hours; central minutes|
|Country of Manufacture||Switzerland, Swiss made|
||Reverso Classic Small 261.81.30, Reverso One Reedition 325.84.70, Reverso One Cordonnet 326.44.20 (Add your watch to the comments below…)|
The Jaeger-LeCoultre caliber 657 is a Swiss made in-house quartz movement found in smaller ladies sized Reverso timepieces. Such model have made use of this caliber since at least 2016 (source).