Audemars Piguet 3120 Instruction manual - page 11
Manual is about: SELFWINDING
MOVEMENT
of
14
calibre 3129
41
40
dES
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Ipt
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Atc
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E
NGLISH
vIEwS of tHE MovEMENt
Technical daTa of The moVemenT
total thickness : 4.31 mm
total diameter : 26.60 mm
frequency : 21,600 vibrations/hour (3 hz)
number of jewels : 38
Minimal power reserve : approx. 60 hours
bidirectional automatic winding
balance with variable inertia blocks
flat balance-spring
screwed mobile stud-holder
number of parts : 233
specificiTies
openworked movement
stop balance when setting time
(stops second hand)
rotor mounted on ceramic ball bearing, with
oscillating weight segment in 22 carat gold
Manual finishes and decorations on bridges and
mainplate
dial side
caseback side