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Fig. 1

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Fig. 2

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Fig. 3

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Fig. 4

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Fig. 5

TDB 1376 (TD 1393)

Features
automatic chronograph, 60s, 60min, pillar wheel
digital display: minute, jumping hour
option: sub second
date: set by changing 19:30-24h

Data
11.5''', Dm= 25.6mm, Do= 26.0mm
H= 8.6mm
(dial spacer +0.1mm, Fig.4)
F= 2.7mm
T= 3.3mm
17 jewels
f = 21600 A/h
power reserve 48h

Balance staff U3512

Stem W3402

Mainspring / battery
1.10 x 10.0 x 0.12mm

Hands
0.24 / 0.24mm

Comments about the data

Remarks
1974-
when introduced in 1974, worldwide smallest automatic chronograph
indirectly driven minute allows a big balance and low profile
counters for minutes at 11h
made by Kelek using the TD 1393 from Tenor & Dorly with modified automatic assembly

Example, year: signature; shock device
ca. 1975: K TDB, JRGK (J.R. Gorgerat, Kelek SA), Swiss, 17 Jewels; Incabloc

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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