A. LANGE & SÖHNE. A VERY FINE AND RARE PLATINUM AND DIAMOND-SET DUAL AND WORLD TIME WRISTWATCH WITH DATE, POWER RESERVE AND DAY AND NIGHT INDICATION

A. LANGE & SÖHNE. A VERY FINE AND RARE PLATINUM AND DIAMOND-SET DUAL AND WORLD TIME WRISTWATCH WITH DATE, POWER RESERVE AND DAY AND NIGHT INDICATION
SIGNED A. LANGE & SÖHNE, GLASHÜTTE I/SA, LANGE 1 TIME ZONE MODEL, MOVEMENT NO. 65'483, CASE NO. 176'209, CIRCA 2009
Cal. L031.1 mechanical lever movement, 54 jewels, silvered matte dial, eccentric time display with applied lozenge and Roman numerals, two small subsidiary dials for day and night indication and constant seconds, subsidiary dial for second time zone with black Arabic numerals, small subsidiary dial for day and night indication, fan-form sector for power reserve, revolving outer ring indicating the names of 24 world cities, large double aperture for date, circular case, diamond-set bezel, two buttons in the band for date and time zone adjustments, glazed display back secured by six screws, platinum A. Lange & Söhne buckle, case, dial and movement signed
42 mm. diam.