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- Instrument Chronograph - Sinn Navigation Chronograph 903 H4 Alligator D (SN-035)


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Sinn Navigation Chronograph 903 H4 Alligator D

903.080 Alligator Strap


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The 903 is a classic navigation chronograph, a limited edition timepiece that will appeal mainly to collectors and connoisseurs. This watch is equipped with Lemania 1883 hand-wound movement that performs 21 600 vibrations per hour and has 17 bearing jewels. Various useful functionalities come with this professional pilot's watch. It has a moon phase display, an interior bezel with logarithmic scale, hand date, electroplated and UV-resistant dial, a second time zone, a slide rule function, a date display, luminous dial elements, transparent case back and scratch-resistant sapphire crystal glass with anti-reflective coating.

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