DB25 Monopusher Chronograph

Specifications

About this reference

A timeless expression of elegance and precision. Inspired by the refined spirit of the 1920s, the DB25 Monopusher Chronograph is a tribute to classic watchmaking, reinterpreted through De Bethune’s unique lens. Its sleek 40 mm silhouette integrates a coaxial monopusher into the crown an achievement of technical mastery. The refined elegance of this classic chronograph, paired with the discreet wearability of a precise and technically advanced mechanism. Overview: Functions: Hours, Minutes, chronograph mono pusher button with 60 s seconds counter and 60 min instantaneous minute counter. Watch: Case · Material: Polished grade 5 titanium; Case · Diameter: 40.6 mm; Case · Thickness: 9.15 mm; Case · Lugs: Integrated and openwork lugs; Case · Crystal: Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Case · Case back: Open, polished grade 5 titanium screw-down back; Case: Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Display · Dial: Silver, radiating guilloche 12 sectors. Blue arabic numbers. Indication of the 60-minute counter by a silvered barley grain engine-turned sub-dial at 6 o’clock.; Display · Hand: Hour, minute, seconds and minute counter hands in blued polished titanium. Calibre: TYPE: Mechanical manual-winding calibre; POWER RESERVE: 60 hours; Number of parts: 296; Jewelling: 31 jewels; Diameter: 30 mm; Frequency: 28’800 vibrations per hour; Adornment: All steels are hand-beveled and polished • Chromium-plated steel chronograph bridges flat polished • Hand-snailed barrels • Handmade finishing decorations; TECHNICAL FEATURES: Titanium balance wheel with white gold inserts, optimized for temperature differences and air penetration, De Bethune Patent (2016) • “De Bethune” balance-spring with flat terminal curve, De Bethune Patent (2006) • Silicon escape wheel.