DB8 / DB Eight DB Eight

Specifications

About this reference

The DB Eight marks the debut of De Bethune’s 31st in-house calibre, underscoring the brand’s unwavering commitment to horological excellence. This new model introduces an evolved approach to the monopusher chronograph, seamlessly blending sleek design with a sophisticated calibre that features a column wheel and an instantaneous minute counter. It represents a refined exploration of this complication, highlighting both technical innovation and the artistry of De Bethune. Specification: Case: Polished grade 5 titanium; Case · Diameter: 43,3 mm; Case · Thickness: 11,4 mm; Case: Lugs :; Case: Polished grade 5 titanium floating lugs – De Bethune Patent (2006); Case: With case turning mechanism that can be clearly positioned on the front or back side; Case: Crystal doubles-sides:; Case: In sapphire crystal (1800 Vickers hardness) with double anti-reflective coating; Function: Dual front and back display of hours and minutes, jumping seconds, Second time zone (GMT); Calibre · Calibre: DB2517; Calibre · Type: Mechanical manual-winding calibre; Calibre · Power reserve: 4 days, ensured by a self-regulating twin barrel, De Bethune Innovation (2004); Calibre · Number of parts: 394; Calibre · Jewelling: 58 jewels; Calibre · Diameter: 30 mm; Calibre · Frequency: 36’000 vibrations per hour; Calibre · Adornment: Motion works bridge and concave cover plate in grade 5 titanium, mirror-polished; Calibre: Polished and chamfered barrel bridge, with shot-blasted stages; Calibre: Hand snailed barrels; Calibre: Steel parts polished and chamfered by hand; Calibre: Hand-polished, chamfered steel parts; Technical features of calibre: Titanium balance wheel with white gold inserts, optimised for temperature differences and air penetration , De Bethune Patent (2016); Technical features of calibre: “De Bethune” balance-spring with flat terminal curve, De Bethune Patent (2006); Technical features of calibre: Silicon escape wheel; Technical features of calibre: De Bethune Dead Beat Second, De Bethune Innovation (2011); Technical features of calibre: GMT alloying to adjust 2 time zones, different on each side.