Cu29

Specifications Sheet

Calibre

Reference AC 003 ALCHEMISTS CALIBRE 003
Movement Manual-winding mechanical manufacture movement, engraved and hand-bevelled double barrel linked in parallel, suspended “moustache” dual pawl winding. Ébauches in Cuprum 479, titanium and stainless steel. Entire calibre hand-finished, traditionally buffed and polished corners, rounded and hand-polished balance bridge and sweep second cock, escapement wheel, black-polished endstones, rounded and moveable Geneva hairspring stud holder. Moulded, ringed and bevelled wheel and intermediate wheels, black-polished and hand-blued screws, numbered calibre.
Diameter 38 mm ou 17 lines
Functions Hours and minutes offset at 12 o’clock, subsidiary seconds at 6 o’clock, power reserve displayed via peripheral gear bar, function selector.
Power Reserve 72h
Frequency 21600 vib/hour, 3 hz
Balance Variable inertia balance with weight screw
Balance Spring Cylindrical, blued
Escapement Swiss lever, 15 teeth
Jewels 56
Number of components 362

Case

Case Round with specific “atmosphere”-shaped sapphire crystal
Material Cuprum 479
Diameter 44 mm
Total thickness 15.40 mm, top of crystal
Crown Cuprum 479
Dual case back Engraved Cuprum 479
Lugs 20 mm

Dials-Hands

Dial hour minute and subsidiary seconds Cuprum 479 base and rounded stones.
Power reserve and selector dial Black-polished steel, lacquered engraving
Hands (hour minute and secon Rounded, blued or lacquered
Power reserve indicator Blued steel shape
Selector hand Blued flat sword hands

Strap

Strap Alligator leather, matt black
Buckle Cuprum 479, pin buckle

Other information

Water resistance 30 metres
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