Blancpain Fifty Fathoms Automatic caliber 1315 specifications
Manufacture: Blancpain SA, Le Rocher 12, Le Braussus, Switzerland
Model: Fifty Fathoms
Reference number: 5015-1130-52
Functions: Minutes, hours, central seconds and date indication
Movement: Blancpain manufacture Caliber 1315, diameter = 30.60 m (13½), thickness = 5.65 mm; 35 jewels; Swiss lever escapement; Nivarox-IAnachron hairspring; Glucydur balance with four gold regulating screws for fine adjustment; 28,800 vph; lift angle of 51˚; dense, bimetallic rotor; unidirectional winding; three series-coupled spring barrels with Nivaflex-I springs; power reserve of 120 hours; stop-seconds mechanism; date correction in both directions; 222 individual parts
Case: Three-part steel case; soft-iron inner case; unidirectional bezel with oneminute increments and sapphire crystal insert; threaded caseback; screw-down crown; sapphire crystal non-reflective on both sides; water-resistant to 300 m
Strap and clasp: Kevlar strap with stainless-steel pronged buckle
Results of rate test: (Deviations in seconds/24 hours when fully wound) Dial up: +1 Dial down: -2 Crown up: -1 Crown down: +2 Crown left: -2 Crown right: -2 Greatest deviation of rate: 4 Mean deviation: -0.7 Mean amplitude: flat positions: 298˚ hanging positions: 270˚
Dimensions: Diameter = 45 mm, height = 15.5 mm, weight = 120 g
Price: $10,800
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Blancpain Fifty Fathoms Automatic caliber 1315 watch parts
