DB16 Tourbillon Regulator

Specifications

About this reference

The DB16 combines the classic codes of Grande Horlogerie with the chronometric precision resulting from the patents and innovations of De Bethune’s research and development laboratory, combined with the expertise of the Manufacture’s craftsmen. Limited edition of 5 pieces. Specification: Case: White gold; Case · Diameter: 43 mm; Case · Thickness: 13,4 mm; Case · Lugs: Ogivial lugs; Case · Crystal: Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Case · Case back: Open on the 30’’ indicator via the ultra-light De Bethune tourbillon cage. Mechanism of the central jumping seconds, retrograde age of the moon indication on a sector dial, power reserve indication; Case: Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating; Function: Hours, minutes, central jumping seconds, date at 6 o’clock, perpetual calendar indicating the day at 9 o’clock and the month at 3 o’clock, Spherical moon-phase indication and leap-year indication at 12 o’clock, 30’’ indicator via the ultra-light De Bethune tourbillon cage, Power reserve indicator and age of the moon indication on the case back; Calibre · Calibre: DB2509; Calibre · Type: Mechanical hand-wound movement; Calibre · Power reserve: 4 days, ensured by a self-regulating twin barrel, De Bethune Innovation (2004); Calibre · Number of parts: 499; Calibre · Jewelling: 48 jewels; Calibre · Diameter: 30 mm; Calibre · Frequency: 36’000 vibrations per hour; Calibre · Adornment: Hand-crafted finishing and decoration; Calibre: Chamfered and hand-polished steel parts; Calibre: Côte De Bethune; Dial: Silver-toned, sunburst hand-guilloché motif; Dial: Apertures indicating the day at 9 o’clock and the month at 3 o’clock, dial indicating the day at 6 o’clock; Dial: De Bethune star-studded sky in flame-blued steel set with gold stars, featuring spherical moon-phase indication in platinum and flame-blued steel with an accuracy of one lunar day every 122 years at 12 o’clock, De Bethune Patent (2004); Dial: Leap year indication at 12 o’clock; Dial: Hands:; Dial: Curved, in hand-polished and flame-blued; Technical features of calibre: Silicon annular balance encircled by a white gold ring, De Bet