A. Lange & Söhne Lange 1 Time Zone

The A. Lange & Söhne Lange 1 Time Zone, reference 116.025, has a second time zone in a 950 platinum case and was introduced in 2005. The case measures 41.9 mm across and 11 mm high, has a see-through back and is water resistant to 30 metres. The GMT watch's grey dial is crafted from solid silver with solid-gold appliques and hour markers, rhodiumed gold and blued steel hands, an outsize date, a power-reserve indicator and a day/night indicator. Manual-winding calibre L031.1 contains 417 parts. The movement runs at 21,600 semi-oscillations per hour and has a 72-hour power reserve. A black alligator leather strap closes with a platinum pin buckle.