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Charming Bird
Sapphire dial.
18-carat red gold case.
Singing bird automaton movement, hand-winding mechanical movement and push-button automaton triggering mechanism.
Self-winding mechanical movement.
Sapphire whistle system.
Power reserve of 38 hours.
Diameter 47 mm.
Numerus Clausus of 28.
| Reference | J031533240 |
|---|---|
| Movement | Jaquet Droz 615, self-winding mechanical movement, single barrel. Balance wheel with regulator screw and silicon spring. Platinum oscillating weight |
| Indications | Singing bird action 15 jewels |
| Jewelling | 29 jewels |
| Power reserve | 38 hours |
| Frequency | 21,600 v.p.h |
| Case | 18-carat red gold case Height 1: 15.75 mm Height 2: 23 mm Individual limited serial number engraved on the case-back |
| Diameter | 47 mm |
| Water resistance | No |
| Dial | Sapphire crystal dial with platinum Roman numerals |
| Hands | Blued stainless steel |
| Strap | Rolled-edge hand made black alligator leather strap with black alligator leather lining and black stitches |
| Buckle | 18-carat red gold prestige folding clasp |
| NUMERUS CLAUSUS | 28 |
| Complications |
Automata |