Zeppelin 7666-5 LZ 127 Graf Zeppelin: Automatic Watch with an Open Heart and History The Zeppelin 7666-5 LZ 127 Graf Zeppelin is an elegant automatic watch with an open heart dial, offering a direct view of the beating heart of the movement. The model is inspired by the famous LZ 127 Graf Zeppelin—the largest airship of its time and a symbol of German aviation pioneering. Between 1928 and 1937, the LZ 127 made numerous long-distance flights, including a circumnavigation of the globe, setting new standards in technology and elegance. This watch stylishly honors that heritage. * Open heart dial shows the movement of the automatic movement * Japanese Miyota 82S5 with 21 jewels and 40 hours power reserve * K1 safety glass: extra strong and slightly domed * Dark brown leather strap with crocodile embossing and classic buckle closure * Water resistant to 5 ATM: suitable for everyday use and showering Why 21 jewels