29 November 2007
A.LANGE & SÖHNE. A VERY FINE PLATINUM AUTOMATIC PERPETUAL CALENDAR WRISTWATCH WITH PHASES OF THE MOON
SIGNED A.LANGE & SÖHNE, GLASHÜTTE I/SA, MODEL "LANGEMATIK PERPETUAL", MOVEMENT NO. 28469, CASE NO. 153173, REF. 310.025, CIRCA 2002
Cal. L922.1 three-quarter plate nickel-finished lever movement, 43 jewels, mono-metallic balance adjusted in 5 positions, self-compensating flat balance spring, swan-neck micrometer regulator, bidirectional 21k gold off-centred micro-rotor with platinum rim, hand-engraved balance bridge, the solid silver dial with applied white gold Roman numerals and railway minute track, luminous white gold alpha hands, three recessed subsidiary dials for month with leap year, constant seconds with phases of the moon and day combined with 24 hour indication, patented outsize date display, in circular case with sloping bezel and downturned lugs, button in the band for rapid date correction, glazed display back secured by six screws, together with a platinum Lange buckle, case, dial and movement signed
38 mm. diam.
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Accompanied by an A.Lange & Söhne presentation box with winding mechanism, International Guarantee dated 29 July 2004 and manual in leather wallet.
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