CASIO CLASSIC MODELS MQ24-1B, MQ24-1B2, MQ24-1B3, MQ24-1E, MQ24-7B, MQ24-7B2, MQ24-7B3, MQ24-7E, MQ24-9B & MQ24-9B3:-. 3-Hand Analog. Accuracy: +/-20 seconds per month. battery life: 2 years.
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