yes, quartz is used in watches and the quartz watches are known
as best watches in the world
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Quartz watches actually use quartz crystals to keep time. Quartz
is related to the time keeping mechanism. Quartz watches can also
have digital display.The word 'digital' refers only to the display
and not mechanism type.
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Yes all quartz watches need a battery to work.
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Piezo-electric Effect
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Yes, many quartz watches have real moving hands for second,
minute and hour.