Condition: Ref. 431 Cal. 52T sc Mechanism: Gold-plated Swiss single bridge movement, compensation balance, ruby lever escapement, Breguet balance spring, polished and beveled steel cadratures, manual winding. Material: Round metal case, black metal dial with luminous index, blued steel hands, leather strap. Special feature: b-watch for the air force We grant a 2-year guarantee on every watch purchased from us Condition: Movement: 1 Case: 1 Dial: 1 Condition grades: 0 = unworn 1 = as new 2 = hardly any signs of wear 3 = signs of wear 4 = significant wear 5 = severe damage 6 = garbage can Dial: 1 = original 2 = refurbished/restored