Charming Bird

Ivory Grand Feu enamel dial.
18-karat white gold case.
Hand-winding mechanical automaton movement with push-button triggering mechanism. Hand-engraved and hand-painted singing bird. Sapphire whistle system.
Self-winding mechanical hours and minutes movement.
Power reserve of 38 hours.
Diameter 47 mm.
Numerus Clausus of 8.

Technical Data
Reference: J031534203
Movement: Hand-winding mechanical automaton movement with push-button
triggering mechanism. Hand-engraved singing bird. Sapphire whistle system.
Jaquet Droz 615, self-winding mechanical movement, silicon balance spring and pallet horns, platinum oscillating weight.
Indications: Off-centered hours and minutes
Jewelling: Caliber 29 jewels, automaton 15 jewels
Power reserve: 38 hours
Frequency: 21,600 v.p.h.
Case: 18-karat white gold case Diameter 47 mm Height 1: 15.75 mm Height 2: 22.85 mm Individual limited serial number engraved on the case-back
Diameter: 47mm
Water resistance: No
Dial: Ivory Grand Feu enamel dial
Hands: Blued stainless steel
Strap: Rolled-edge hand-made dark-blue alligator
Buckle: 18-karat white gold prestige folding clasp
Numerus clausus: 8
Complications: Automata