MoserPerpetual Double HairspringRef.
101-009 Continuing the struggle to reduce the influence of gravitational forces on the work of the movement, which, in particular, reduce the frequency of oscillations of the balance, in H.
MOSER & Cie companies presented their “top” model to the “perpetual calendar” is equipped with Double Hairspring – speed regulation system with two “protivoustanovlennymi” the balance spring, which straighten / compress in opposite directions.
Two spiral balance Straumann’a mounted one above the other does not give a general shift the center of gravity and thus oscillations of the balance is not slowing down.
Mechanism with manual winding and the same 7-day, thanks to two barrels, power reserve kept a perpetual calendar function – the date, a small arrow-central hand indicates the current month and year leap cycle reverse side of the body, in addition, the power reserve indicator, “small seconds “, in hours and minutes.
Housing new items made of palladium and is 40,8mm in diameter.
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