SEIKO DUO-DISPLAY QUARTZ

Cal. H601, H801

FEATURES

SEIKO Duo-Display Alarm Chronographs Cal. H601 and Cal. H801 combine an analogue and digital display and feature alarm and stopwatch functions.

ANALOGUE DISPLAY

Time

Three hand indication

DIGITAL DISPLAY

Time

Calendar

Calendar automatically adjusts for odd and even months except February of leap years.

Alarm and hourly time signal

Alarm and hourly time signal are provided.

Stopwatch

Measures up to 60 minutes.

Changeover between 12-hour and 24-hour indications

Tachymeter

Some models are provided with a tachymeter with a graduated dial.

Illuminating light

The light illuminates the digital calendar and time displays in the dark.

Note: Be sure to set the digital time first (see page 7). Then, set the analogue time (see page 9).

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Seiko H601, H801 manual Seiko DUO-DISPLAY Quartz, Features