Friday, November 15, 2019

The Astronomic Souveraine

From F. P. Journe -


Courtesy of F.P. Journe

18 functions and complications, writ large against the stars in the sky.
Courtesy of F.P. Journe
Here are the pertinents, straight from the source -

ASTRONOMIC SOUVERAINE- 
Technical Specifications

Movement
Calibre 1619
Manual winding (34 turns of crown) 
In 18K rose Gold
Dimensions of the Movement
Overall diameter:
37 mm
Cased-up diameter:
36.4 mm
Height movement:
10.75 mm
Height of winding stem:
4.59 mm
Diameter of stem thread:
S1.20mm
Balance
Balance with 4 inertia weights Breguet 
Anachron spring Pinned stud
Free sprung
Nivatronic laser-welded to collet
Pinned Geneva stud
Frequency:
21,600 V/H, (3Hz)
Inertia:
11.00 mg*cm2
Angle of lift: 
52°
Amplitude:
0h dial up: > 260° 24h
vertical: > 260°


Main Characteristics

Tourbillon with remontoir d’√©galit√© 

Minute repeater
Sidereal hours and minutes
2nd time zone
Moon phases
Annual calendar
Equation of time
Sunrise and sunset 
Natural dead-beat second 
All settings via the crown

Indications
Front:
Hours and 2nd time zone at 3 
Minutes in the centre
Sunrise and sunset at 12 
Sidereal hours and minutes at 9 
Power reserve at 6
Moon phases at 5
Second on disc at 7
Back:
Equation of time in the center 
Annual calendar at 10

Escapement
15 teeth escape wheel 90° Anchor fork
Power reserve 
40h
Decoration
High quality Circular waves on bridges
Partly circular grained baseplate
Polished screw heads and chamfered slots 
Pegs with polished rounded ends
Case - Steel 
Diameter: 44.00mm 
Total height: 13.80mm

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