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ETA 2340


ETA 2340ETA 2340


Form movements from ETA are rather rare, the last one might have been factured in the 1950ies. The caliber 2340 described here, which contains a nickel screw-balance, but is missing a shock protection, is from that time.



 Technical data

Number of jewels15
EscapementAnchor with pallets
BalanceNickel screw balance
Shock protection(s)none
Balance cock directioncounterclockwise
Hairspring studfixed
Regulator typeLong regulator arm
Movement constructionFork
Escapement wheel, Fourth wheel, Third wheel, Center wheel
Mainspring barrel
FunctionsHour, minute
Beats per hour18000
Size51/2 x 83/4'''
Image in Flume Werksucher 1957 46
ETA 2340ETAETA23405 1/2 ''' 8 3/4''''''ETA 234015 Jewels, 5 1/2 x 8 3/4'''''', 18000 A/h



Usage gallery

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