Calibre 18000
hand-wound movement · 15-tooth lever escapement · 2.5 Hz balance
barrel 72→12 · centre 64→8 · third 60→8 · fourth 80→8 · escape 15 T
escape wheel 10 rpm · seconds 1 rpm · minutes 1 rph · hours 1/12 rph
Rate
point at any part · drag to orbit