====== Zeno Pilot Oversized Chrono 7750 ====== {{wst>image_r|Zeno_Pilot_Oversized_Chrono_7750|Zeno Pilot Oversized Chrono 7750}} **Pilot Oversized Chrono 7750** is a [[pilot's watch]] by [[Zeno]]. Extra large [[pilot's chronograph]] with date and day of week indication. **Reference:** * 8557TVDD-a1 **Movement: ** * Mechanical [[chronograph]] movement, [[self-winding]] [[Valjoux 7750]], 28,800 A/h * [[Glucydur]] [[balance wheel]], Nivaflex [[mainspring]] * 25 [[jewels]] * Power reserve 48h * Incabloc [[shock protection]] * Ball-bearing [[rotor]] with heavy metal hoop * Etachron [[precision adjustment]] via eccentric and regulator hand * 147 components **Case:** * Tripartite [[stainless steel]] construction (316L) with non-reflecting matt finish * D 47.5 mm, H 17 mm * 2 cylinder pushers * Hardened [[mineral glass]] ([[domed]]) * Screw-in [[stainless steel]] caseback with glass window * Grippy special crown (with double O-seals) * [[Shock proof]] according to DIN 8308 * [[Anti-magnetic]] DIN 8309 * [[Waterproof]] to 30 m (3 ATM) tested according to DIN 8310 **Functions:** * Hours, minutes, [[small seconds]] (anhaltbar) bei 9h * Day of week, date (quickset) * Seconds, minutes, and hours stop function **Dial:** * Black, ZENO Bauhaus luminous numerals * Skeleton hands with inactive, environmentally friendly [[luminous coating]] **Bracelet: ** * Calf leather strap rombordé, [[domed]], steel buckle {{tag>Watch_models Zeno_models}}