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Fig. 1

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Fig. 2

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Fig. 3

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Fig. 4

ETA 6498-1 (Unitas 6498-1)

Features
stem wind and set
sub second

Data
16.5''', Dm= 36.6mm, Do= 37.2mm
H= 4.5mm
F= 0.5mm
T= 1.85mm
17 jewels
f = 18000 A/h
power reserve 50h

Balance staff U3461

Stem W1418

Mainspring / battery
Zf3016, 1.50 x 15.0 x 0.18 x 450mm

Hands
2.00 x 1.15 / 0.27mm

Comments about the data

Remarks
hunter calibre
transition from Unitas- to ETA stamp in ca. 2005

family/generations:
18000 A/h, pallet lever cock:
Unitas 6497: open face
Unitas 6498: hunter
Unitas 6503: open face, date
18000 A/h, pallet lever bridge, Etachron regulator:
ETA/Unitas 6497-1: open face
ETA/Unitas 6498-1: hunter
21600 A/h, pallet lever bridge, Etachron regulator:
ETA 6497-2: open face
ETA 6498-2: hunter

Example, year: signature; shock device
1-2) 2005: ETA 6498-1, Swiss, 17 Jewels; Incabloc (qualité Élaboré)
3-4) 2010: S1, 1ACV, ETA 6498-1, Swiss, 17 Jewels; Incabloc (qualité Top)

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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