SEIKO VX82 SEIKO VX82 Movement Date Display At 3:00 , Analog Quartz 6 3/4 × 8”’ Slim Movement / Three Hands (H/M/S) with Calendar. Model: EPSON VX82E / VX82 Has a date display at 3:00 Requires watch hands: hour 1.10, minute .65, and sweep second .20 mm Includes watch stem SEIKO / EPSON Japan quartz movement Japanese assembled MOVEMENT DIMENSIONS Outside diameter 15.70mm(3-9H) × 17.80mm(12-6H) Casing diameter 15.30mm(3-9H) × 17.40mm(12-6H) Total height 2.75mm (including battery) TIME STANDARD Type of quartz oscillator Tuning fork Frequency of quartz oscillator 32,768 Hz Accuracy ±20 seconds per month (on wrist) Operating temperature range －5℃ to ＋50℃ Regulation device Nil (Pre-adjusted) INDICATOR / FUNCTIONS 3 Hands Hour / Minute / Second Calendar Instant setting device for date calendar Reset switch Setting mechanism Crown at normal position : Free Crown pulled out 1st click : Instant date change Crown pulled out 2nd click : Time setting / Reset FEATURES Jewels 0 Jewels Anti-magnetism Over 1600A/m (Direct current magnetic field) Maximum unbalance of hands Hour hand : 0.5μN・m Minute hand : 0.6μN・m Second hand : 0.07μN・m BATTERY Type / Size Silver oxide battery /φ6.8mm × t 2.1mm Recommended battery SR621SW (Maxell, Murata, Seizaiken) Nominal voltage 1.55 V Battery life Approx. 3 years Driving current consumption Approx. 0.80μA Operation stopping voltage 0.9 V SEPARATED PARTS (Parts code) Hand setting stem 0351177 or 0351578 Battery SR621SW TEST OF ACCURACY Equipment to be used SEIKO quartz tester QT-99, Greiner quartz timer-C , Witschi Q-tester 4000 Duration of measurement 10 seconds Microphone to be used Electromagnetic detection type Package : 1x VX82 Movement , include stem and batteries
