skeleton Titanium grade 5 micro-blasted unibody baseplate
diameter 48 mm
weight 21 g
calibre karoshi os-01
mechanical self winding movement
power reserve 50 hours
318 components / 45 jewels
2,5Hz (18’000 vph) balance frequency oscillation
14 mm balance wheel
sequential trigger dead beat second
Platinum micro blasted micro rotor (11,6 g)
Pellaton winding system
Titanium grade 5 bridges
chamfer and Maret polishing and on steel components
burnished pivots
circular decorations on all wheels
Geneva stripes decoration on back bridges
chamfered and polished screws
unibody rubber or leather strap
Titanium grade 5 triple folding clasp, karoshi skull cover
Sapphire crystal with internal and external anti-reflective treatment
9.6 mm edge thickness
thickness at the center of the sapphire glasses 14,2 mm
4dauphine hands
diameter 50 mm
weight 64 g
water resistance up to 3 atm / 30 m / 100 ft
designed, developed and manufactured in Switzerland