Description
Centre hours and minutes
Small seconds at 4:30
Large date
Power-reserve indicator at 9h00
Moon phase
- Overall diameter : 34.60 mm
- Casing-up diameter : 30.40 mm
- Overall height : 5.90 mm
- Height of winding stem : 3.10 mm
- Diameter of stem thread : S0.90 mm
- Case diameter : 40.00 mm
- Overall thickness : 10.60 mm
In-line lever escapement, 15-tooth wheel
Balance with 4 inertia weights
Flat Anachron microflamed spring
Mobile stud holder
Free-sprung balance
Virolage laser Nivatronic
Pinned GE stud
Three-position crown Slipping mainspring
Off-centre winding rotor
on rotator:
274 clockwise revolutions/24 hours (without mainspring slipping)
Uni-directional automatic winding
Date setting by turning crown in opposite ways (position 2)
Time setting with crown in position 3
Instantaneous date change
21 600 Alt/h, (3Hz)
Inertia: 10.10 mg*cm2
Angle of lift: 52°
12 h dial up : 280°
90 h dial up : 220°
160 ± 10 hours
36
High grade
Circular stripes on the bridges
Baseplate partly circular grained
Polished screw heads with chamfered slots
Pegs with polished rounded ends
Steelwork with polished chamfers
Movement 271
Cased up with strap 295
