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...
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Recent Comments
Thank for for taking the time to point out the error in the jewel count!…
Your comment wasn't deleted lol. It was in spam for some reason. Thanks for sharing…
The Indian watch company HMT is making something they call the Nuovo with this movement.
Hi, What movement could be used as a replacement for this discontinued model? Regards David
Movement also used in Rotary Chronograph GB03633/04
The L687.5 has 27 Jewels not "25". Source (go ahead and delete my comment again.…
I have recently purchased a Longines with a 687.5 movement. "27 Jewels" is engraved into…