Movement: Ronda 5020.B quartz Diameter: 42mm Water resistance: 50m Case: Stainless steel case, satined, special hand-finished case with the typical Zeppelin shape on the edge of the case Back case: Stainless steel Glass: Hesalite crystal Dial: Black Strap: Leather strap with pin buckle Highlights: Date, Chronograph Warranty: 2 years international 100 Years Zeppelin. The special edition "100 Jahre Zeppelin" combines classic-elegant elements like domed dials and domed crystals with modern accents. Graf Zeppelin watches are made by the German company POINTtec. This premium watch brings back a famous name in aviation, and combines historic aircraft design elements with durable and distinctive hand wound, mechanical, automatic, and quartz movements. Graf Zeppelin (1838 -1917) was a German pioneer of aeronautics, renowned for his huge airships. With its worldwide air passenger services, Zeppelin was indeed the real founder of civil and commercial air traffic. Between 1900 and 1938, a total of more than 100 Zeppelin airships were constructed. With a range of 7400 miles, the giant airships reached North and South America for transport of passengers, mail and freight. Zeppelin watches are assembled by hand with a high grade finish including superior quality SS cases, selected precision movements, and the finest quality hand stitched leather straps. Zeppelin watches offer great value for money and are highly sought after by aviation enthusiasts world-wide.