DB25 Perpetual Sky

Specifications

About this reference

De Bethune continues to revamp its 40 mm DB25 collection, presenting a new perpetual calendar featuring a starry sky and the Milky Way. De Bethune’s vision of the perpetual calendar is a masterful fusion of technical sophistication and poetic artistry. Housed in an elegant 40mm case, this exceptional timepiece seamlessly integrates moon phases and a perpetual calendar, embodying the Manufacture’s commitment to both horological finesse and cutting-edge innovation. Overview: Functions: Hours, Minutes, Spherical Moon Phase and Leap-Year Indicators at 12 o’clock, Perpetual calendar indicating the month at 3 o’clock, the date at 6 o’clock and the day of the week at 9 o’clock. Watch: Case · Material: Grade 5 titanium; Case · Diameter: 40 mm; Case · Thickness: 11.3 mm; Case · Lugs: Integrated, hollowed lugs; Case · Crystal: Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Case · CASE back: Open case back in polished grade 5 titanium Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Display · Dial: Blued polished titanium starry sky with white gold stars – milky way created by laser micro-engraving and 24-carat gold leaf inlay • Silver-toned hours and minutes ring with Roman numerals and transfers • Blued date ring with 3N-gilded transfers • Perpetual calendar apertures indicating the day of the week at 9 o’clock and the month at 3 o’clock on blue discs with 3N-glided transfers – sub-dial at 6 o’clock indicating the day of the month – leap year indicated by a gold pastille appearing in the starry sky at 12 o’clock • Spherical moon phase indication in palladium and blued steel with an accuracy of one lunar day every 122 years at 12 o’clock – De Bethune Patent (2004); Display · Hands: Hand-curved, mirror-polished yellow gold hands. Calibre: TYPE: Mechanical hand-wound movement; POWER RESERVE: 5 days, ensured by a self-regulating twin barrel, De Bethune Innovation (2004); Number of parts: 339; Jewelling: 27 jewels; Diameter: 30 mm; Frequency: 28’800 vibrations per hour; Adornment: Polished Grade 5 titanium cover plate • Mirror-polished steel barrel bridge cover • Hand-snailed barrels • Handcrafted finishes and deco