Hermle 22836-072987 Quartz Astrolabium
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Quartz regulated astrolabium has a month and zodiac disc.
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Sun, moon and earth ball.
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Gear train system is visible.
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Astrolabium clock reproduces the annual orbit of the earth around the sun.
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Earth rotating around its own axis once in 24 hours.
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Moon revolves around the earth in 29.5 days, completing a full rotation around its axis.
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In the course of one year, the earth passes all twelve zodiac signs, months and individual days, indicated on the brass disc.
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Movement: Hermle quartz skeleton movement 2987.
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Alkaline battery, operating time 1 year.
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Glass dome: The crystal dome is mouth blown and can therefore have little bubbles and other minor irregularities.
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Base: Mahogany finish.
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2-year guarantee.
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12" x 9" x 9"; 28,5 x 21 x 21 cm
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