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A. LANGE & SÖHNE. A FINE AND RARE PLATINUM AUTOMATIC PERPETUAL CALENDAR WRISTWATCH WITH MOON PHASES
SIGNED A. LANGE & SÖHNE, GLASHÜTTE I/SA, SAX-O-MAT, MOVEMENT NO. 45492, CASE NO. 150695, REFERENCE 310.025, CIRCA 2005
Cal. L 922.1 three-quarter plate nickel-finished lever movement, 43 jewels, micrometer regulator, 21k gold rotor with platinum edge, grey matte dial, applied Roman numerals, luminescent disc accents, luminescent hands, large double aperture for date below 12 o'clock, adjusted by a button in the band at 10 o'clock, three subsidiary dials for day with 24 hours divided into diurnal and nocturnal time, month with adjacent leap year indication and constant seconds with moon phases, circular water-resistant-type, sapphire crystal display back secured by six screws, case, dial and movement signed, platinum Lange buckle
39mm diam.