Limited to 15 pieces
Infused with the dark charm of the abyss, the Open Gear Flying Tourbillon Underworld is a sentinel of the deep, guiding you through the intricate dance of time. A 44mm stainless steel case and galvanic black hand-guilloché dial set the stage for the exclusive purple movement powering the effortlessly flying tourbillon at 6 o'clock.
Open Gear Flying Tourbillon Underworld
Experience precision engineering with the exclusive caliber C.303. The timepiece boasts a robust 60 hours of power reserve, ensuring a seamless passage through time. Water-resistant up to 10 bar, it's crafted to weather the depths of adventure. At the heart lies the gravity-defying flying tourbillon, a spectacle of horological ingenuity that stands as a beacon of craftsmanship.
Your personal consultation with Chronoswiss
Our team of watch experts is happy to answer your questions and requests. You will receive all information first hand, directly from the Atelier Lucerne. It is important to us to make the purchase of your Chronoswiss and the service afterwards an all-round positive experience for you.
Number of parts
Screw-down case back with satin finish and sapphire crystal
Partly polished, partly with vertical satin finish, onion crown
Polished screw-down bezel with full thread and side knurling with curved, double coated anti-reflective sapphire crystal
Chronoswiss manufacture caliber C.303, flying tourbillon, semi-skeletonized, hand-wound
4 Hz ( 28800 A/h )
Approx. 60 hours
Number of jewels
Exclusive movement with purple CVD coating, main plate with Côtes de Genève, skeletonized bridges with circular satin finish, skeletonized spring barrel, polished screws
Elaborate 42-part construction on several levels: bottom level with Côtes de Genève, middle level hand-guilloched and hand-engraved (“Atelier Lucerne” on reverse of dial), upper level featuring screwed-on skeletonized train wheel bridges and funnel-like construction for hour display; bar or cylinder shaped Super-LumiNova indexes
Off-center hours at 12:00, central minutes, flying tourbillon at 6:00
Design of hands
Rhodium-plated with Super-LumiNova inlay; minute hand bent by hand
Shape of hands
Strap & buckle
Alligator leather, hand-sewn
Type of buckle
10 bar( 100m )
Limited to 15 timepieces only; hand-guilloched dial. Technically sophisticated dial design featuring a flying tourbillon and an "open gear" mechanism.