Prototype movement, with unique case and dial developed especially for Only Watch, 44 mm tantalum case,
Astronomic prototype movement in 18K rose gold and blue chrome dial.
Calibre: Exclusive manual winding prototype calibre 1619 in 18K rose gold. Double barrel, minute repeater, tourbillon with « Remontoir d’égalité » performing a complete rotation in 60 seconds, dead-beat second.
Hours, minutes and seconds of average time. 2nd time zone. Hours and minutes of sidereal time. Sunrise and sunset. Day and night indication. Moon phases. Power reserve. Back indications: Annual calendar. Equation of time.
Orange Alligator strap
Estimate CHF 300'000 - 600'000