Feb 9, 2024 · Here you can see information about the ETA 2391 caliber from the manufacturer ETA. Open this page to view all information about the ETA 2391 caliber.

The technical details can be found on Ranfft’s website on the pages of the ETA 2391. Hand-wound centre-seconds indirectly driven minutes movement. The movement is just 3.6mm thick.

The ETA caliber 2390 was produced in the 1970’s in Switzerland. The movement pictured is from a vintage Pontiac dress watch . This movement was also found in several 1970’s Hamilton …

Sep 18, 2017 · It's a standard for the eta movements, the wheel that sits under the cannon pinion has (in this case) 3 arms that provide pressure for the hands to run, and let the cannon pinion …

The ETA 2391 watch movement features an early fixed or later mobile stud carrier. Variations and distinctions between the 2391, 2393, 2395, 2397, 2399, 2401, 2403, and 2405 models remain …

Mobile/WhatsApp: +91- 9841 360 340. Oldswisswatches.com - Please reach out to us for information or to check availability of spares. We are a leading watch parts supplier and …

Identification: Movement marked with ETA 2391 under the balance wheel. Original datasheet available from 1960. Listed in the Flume K1 catalog in the part from 1957.

Apr 17, 2020 · The Cal. 2390/2450 family was a group of related compact watch movements produced by ETA in the 1950s. It was available with both manual and central rotor automatic …

Sep 29, 2016 · There is an hour reduction wheel on top of it with what I think is a friction collet, but that one is completely loose. See picture below. Question: do I simply bend the collet to make …

ETA 2391. Brand ETA Caliber 2391 Size 11 1/2 Function Version Hands 0,90x1,50 Stem 6310 Stem (subs.) 6334 Stem (2 pce) Balance staff Balance staff (subs.) 28008 INCA Mainspring …