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Movement: mechanical hand-wound
Hand-decorated and snailed mainplate, hand-polished and chamfered steel parts, Côtes De Bethune


Functions: hours - minutes - spherical moon-phase indication at 6 o’clock- power-reserve indication – performance indication


Diameter 30 mm – 299 parts – hand-crafted finishing and decoration– Côtes de Bethune


Self-regulating twin barrel*
Silicon/white gold balance - balance-spring with flat terminal curve*
Triple pare-chute shock-absorbing system*
Spherical moon-phase indication accurate to a degree of one lunar day every 122 years*
Silicon escape-wheel*


Jewelling: 38 jewels
Frequency: 28,800 vibrations per hour
Power reserve: 6 days

* - Manufacture De Bethune patents and innovations


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