F.P.Journe Astronomic Blue Prototype Unique Piece for Only Watch 2019

To support the Only Watch 2019 charity auction, F.P.Journe donates a unique prototype of its proposed Astronomic grand complication watch. The unique movement, the unique blue chrome dial and its unique case in Tantalum makes the F.P.Journe Astronomic Blue a masterpiece horological creation.

This grand complication watch incorporates 18 complications including tourbillon, minute repeater, equation of time, sidereal time, sunrise and sunset, moon phases, 2nd time-zone and annual calendar.

Technical details

Case
Case in Tantalum, unique piece developed exclusively for Only Watch
Diameter: 44 mm / Thickness: 13.75 mm

Dial
Blue chrome dial, unique example developed exclusively for Only Watch, with Silver parts.

Indications
Front side: 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 and Power reserve
Back side: Annual calendar and Equation of time

Movement
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.
Functions and complications: 18

Bracelet
Orange Alligator strap

Estimate
CHF 300,000 – 600,000
EUR 270,000 – 539,000
USD 300,000 – 600,000