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Fig. 1

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Fig. 2

View picture in original size
Fig. 3

Tissot 782-1

Features
manual wind
sweep second
date: set by changing 21:30-24h

Data
11.5''', Dm= 25.6mm, Do= 26.0mm
H= 3.7mm
(winding gear +0.1mm)
F= 1.4mm
T= 2.0mm
17 jewels
f = 18000 A/h
power reserve 49h

Balance staff U2480

Stem W2696, W3061 (Seastar Seven)

Mainspring / battery
1.20 x 9.5 x 0.105mm

Hands
1.50 x 0.90 x 0.21mm

Comments about the data

Remarks
1965-1972
option: plastic bushings instead of dial screws (for monoshell cases, dial plugged)
without excenter regulator for Langendorf (signature Lanco or CJ, Fig.3)
minor modifications during production periode (cf. Tissot 781-1)

family/Generations:
in brackets US version
781: manual wind
782: manual wind, date
783 (785): automatic
784 (786): automatic, date
787: manual wind, 24h, date
788 (798): automatic, 24h, date
791: manual wind, no second
792: manual wind, date, no second
793: manual wind, day, date, no second
794 (796): automatic, day, date
884: like 784-2, but polymide bearings
894: like 794, but polymide bearings
suffix -1: new Incabloc, date jumper with long hole for date change by forth- and back setting
suffix -2: modified barrel arbor and -bridge

Example, year: signature; shock device
1-2) 1972: 14040850, Chs. Tissot & Fils, Swiss, 17 Jewels; Incabloc
3) 1972: Lanco, Swiss, 17 Jewels; Incabloc
(Tissot 781-1)

Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft


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