Manufactuer ETA Caliber Number C07.XXX AKA Powermatic 80 Movement Type Mechanical – automatic or manual-wind COSC? Possible (depends on caliber)...
ETA C07
Brand Hamilton Caliber Number H-50 In-House? No Based On ETA caliber C07.701 Movement Type Mechanical, manual-wind Lignes 11.5”’ Diameter 25.6mm...
In this series of videos, SolimBD shows his process of how to service a Tissot Powermatic 80 (aka ETA caliber...
The ETA caliber C07.621 is a Swiss made automatic watch movement with a day-date function. It has 25 jewels and...