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Watch Movement Specification and Drawing CHRONOGRAPH Cal. YM04A Movement Size 12’’’ Casing Diameter 27.0mm Ø Height 4.93mm Battery Life 5 years...
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Date: 11/Jan./'19 Cal. YM04A Items Rev. Page Specifications Appearance Casing Hand fitting Hand setting stem Dial Holding ring for dial Attention for assembly Attention of casing part structure Operation-01 10-01 Operation-02 10-02...
30/Jan./'15 Date : Cal. YM04A Specifications Rev. : 02 Analog Quartz 12''' Big date Center second Chronograph Movement 1. MOVEMENT DIMENSIONS Outside diameter φ27.60mm (12H-6H) × 24.00mm (3H-9H) Casing diameter φ27.00mm (12H-6H) Total height 4.93mm (including battery) 2. TIME STANDARD...
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15/Dec./'17 Date : Cal. YM04A Attention for assembly Rev. : 03 1.How to replace the battery ・ Please use the specified battery to keep the stable performance for a long time. ・ Please install the minus part of the battery towards inside of the watch.
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31/Jul./'14 Date : Cal. YM04A Attention of casing part structure Rev. : 02 1.Minute hand The center wheel have a safety stopper structure to prevent the minute hand from being pressed too much. However pay attention to the contact between hour hand and minute hand.
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Date : 31/Jul./'14 Cal. YM04A Operation-01 Rev. : 01 1/5 second chronograph hand Hour hand Minute hand 2H button Small second hand 0 ® 1 ® 2 Crown 24 hour hand 4H button Minute chronograph hand Crown position 2nd click...
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Date : 31/Jul./'14 Cal. YM04A Operation-02 Rev. : 01 Chronograph function ・ The chronograph can measure up to 60 minutes in 1/5 second increments, capable of timing 12 hours. ・ When the measurement reaches 12 hours, the chronograph automatically stops counting.