Seiko 7K52 Watch User Manual


 
English
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Accuracy of the alarm: ±1 minute
6 Battery ....................................................... Miniature lithium battery SEIKO CR2016, 1 piece
Battery life: approx. 2 years
7 Battery life indicator ................................... When the battery life nears its end, the small second hand
moves at 2-second intervals and the DEPTH hand points
to the 58-minute position before diving.
8 IC (Integrated Circuit) ................................. C-MOS-LSI, 2 pieces
Semiconductor pressure sensor, 1 piece
9 Accuracy of sensors
Water depth ............................................ Within ±(Indicated value x 3.0% + 0.5 m) at a stable
temperature
[Influence of temperature change]
Within ±1 m for a temperature change of 20° C
10 Magnetic resistance ................................... 4,800 A/m (60 gauss)
11 Water resistance ........................................ Withstands water pressure to a depth of 200 m and is
therefore suitable for scuba diving.
12 Safety design ............................................. The case, bracelet and buckle are rounded to prevent
damage to the diving suit or user’s skin.
* The specifications are subject to change without prior notice for product improvement.