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Fig. 1

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Fig. 2

Bulova 11ATRCD (AS 1568)

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

11.5''', Dm= 25.6mm, Do= 26.0mm
H = 6.9mm
17/21 jewels
f = 18000 A/h
power reserve 46h
alarm 12s

Balance staff U2282

watch: W2423
alarm: W2424

Mainspring / battery
watch: Zf1211, 1.50 x 9.0 x 0.10 x 290mm
alarm: Zf1459, 1.80 x 8.0 x 0.08 x 280mm

2.10 x 1.30 x 0.90 x 0.22mm

Comments about the data

1954-1970, ca. 149000
during manufacturing periode several detail modifications (cf. AS 1475)

11ATRCD: 18000 A/h, date
11AURCD: 21600 A/h, date
It is not known, whether also the AS valiants without date were applied as Bulova 11ATRC and 11AURC.

Operating Instruction:
Wind watch: crown at 4h.
Set time: pull crown at 4h and set time. If you set the time reverse and pass the alarm time, this will be set reverse simultaneously.
Wind alarm: crown at 2h.
Set alarm: pull crown at 2h and set alarm time. The alarm time can only be set reverse, setting forward is inhibited by a freewheel.
Enable alarm: pull crown at 2h.
Disable alarm: push crown at 2h.

Example, year: signature; shock device
ca. 1965: UH, Swiss, 17 Jewels; Incabloc
(AS 1568)

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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