The RM 031 has a variation of between 0 and 30 seconds per month, offering an accuracy that is four times superior to that of current movements.
Equipped with a variable-inertia balance wheel and a direct-impulse escapement developed by APR&P, the RM 031 High Performance guarantees an extraordinary regular going rate. The movement has a variation of between 0 and 30 seconds per month. The AP escapement provides an improved transmission yeld thanks to the direct action of the escapement wheel and the balance wheel. A guard pin designed especially for this type of escapement prevents overbanking.
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