Swiss watchmaker Antoine Martin released a novelty Quantieme Perpetuel au Grand Balancier Open Dial (Ref. QP01.110.9), which combines the design, which is made in the style of Bauhaus, and technologically innovative mechanism with a perpetual calendar. Caliber was designed by Martin Brown (Martin Braun).
The novelty Quantieme Perpetuel au Grand Balancier Open Dial-round housing, consisting of 84 parts. Made stainless steel case with black DLC coating. Complex multi-level dial with five large cutouts shaped guilloche in the center. Equipped with a black face patch hour markers and two arrows with black luminescent substance.
In “6:00” is the date aperture (via digital signs in a wide aperture of the sector), the labels 10 and 2 – opening day and month (by alphabetical indexes in two vertical apertures), and the aperture of the leap year and the “day / night” – 12 hours and 9 (on the round analog pointer). Dial closes sapphire crystal with anti-reflective coating.
Model Quantieme Perpetuel au Grand Balancier Open Dial is collected on the basis of the manufacturing AM39.001 caliber with manual winding, with a silicon trigger High Performance Escapement (HPE), a major titanium balance wheel with a diameter of 17.5 mm, the amplitude of the balance wheel regulator Aerodynamic Amplitude Stabilization (ADAS), which are compensated by the error in the amplitude of oscillations of the balance, and the two wind-up reel, 6-day power reserve.