De Bethune DB2324

Sophisticated automatic perpetual calendar caliber with De Bethune's signature spherical moon phase indication. Features perpetual calendar with day at 9 o'clock, month at 3 o'clock, date subdial at 6 o'clock, and leap year indicated by gold pastille in the starry sky at 12 o'clock. The spherical moon phase (De Bethune Patent 2004) is accurate to one lunar day every 122 years. Self-regulating twin barrels provide 6-day power reserve. Optimized oscillating weight in titanium and white gold with dedicated shock-absorbing system (De Bethune Innovation 2006). Total of 425 components. Features ¾ plate with starry décor, sandblasted and snailed by hand, balance bridge and oscillating weight arms in blued titanium.