Perpetual Calendar
Technical Details
Special Technical Details
· Perpetual calendar
· Central indication of all calendar data
· Instantly changing indications
· Indication of leap year
Indications
· Hours, Minutes,
· Day, Date, Month, Leap Year
Dial material to the client’s wishes
Hands to the client’s wishes
Name plate 18-karat gold
Movement Information
Diameter
Height
Winding
Power reserve
Number of jewels
Frequency
Escapement
Balance spring
Shock protection
Decoration
Rotor
33.3 mm, including module for 39 mm case
6.85 mm, including module
automatic
36 hours
25 bearing jewels
28,800 vph
Swiss lever escapement
flat hairspring
Incabloc
completely hand-engraved and gold-plated
18-karat gold, completely hand-engraved
Case Details
Case material
Diameter
Height
Glass
Dial material
Hands
Index plate
Name plate
Strap
Buckle
18-karat gold or PT950
39 or 43 mm
ca. 13 mm
front: domed sapphire glass, back: flat sapphire glass
to the client’s wishes
to the client’s wishes
18-karat gold
18-karat gold
hand-cut and –sewn alligator skin uppers and lowers
18-karat gold
