A contemporary looking timepiece with an uncluttered appearance, the refined dial reveals the demanding mastery of the various trades practiced in the De Bethune workshops. At first glance, you can’t help but notice the sapphire hands, ringed in hand blued steel. Imagined and designed watch hands of perfect transparency. Enabling the owner of this timepiece to read all the indications of this perpetual calendar quickly regardless of the position of the hands.
Hours, minutes. Date at 9 o’clock, perpetual calendar indicating days at 11 o’clock, months at 7 o’clock. De Bethune spherical moon phase indication at 3 o’clock.
Sapphire crystal wrapped with flamed-blued steel.
Silver-toned with apertures indicating days of the week and months. Sub dial indicating days of the month at 9 o’clock. De Bethune star-studded sky in flame-blued steel. De Bethune spherical moon phase indicator–leap year at 3 o’clock.
White gold. Diameter:44.4mm-Thickness:16.1mm
Floating lugs in titanium, De Bethune Patent (2006).
Sapphire crystal with double anti-reflective coating (1800 Vickers).
Back open, sapphire crystal with double anti-reflective coating (1800 Vickers).
Mechanical hand-wound movement.
Diameter 30 mm–348 parts–Hand-decorated with circular-grained, snailed, chamfered and polished steel parts – Côtes De Bethune.
Self-regulating twin barrel – De Bethune Innovation (2004)
Titanium/platinum balance – De Bethune Patent (2008)
Balance-spring with flat terminal curve – De Bethune Patent (2006)
Triple pare-chute shock-absorbing system – De Bethune Innovation (2005)
Spherical moon phase indication accurate to a degree of one lunar day every 122 years – De Bethune Patent (2004)
Extra-supple alligator leather, alligator lining