Technical specifications Case Case material Polished stainless steel Case diameter 39 mm Case back See through Glass Domed sapphire crystal with anti-reflective treatment on both sides Water resistance 5 bars (50 m/165 ft) Technical specifications Movement Calibre Sellita SW266-1A Movement Automatic Regulator Functions HMS Power reserve Around 38 hours Technical specifications Dial & hands Dial Grained anthracite base dial. Polished rose-gilt indexes, numbers, and railroad tracks Hands Polished rose-gilt signature fir tree hands Strap Beige grained calf leather bracelet with tone-on-tone stitching, black grained calf leather lining Buckle Pin buckle