A. Lange & Söhne 1815 Rattrapante perpetual calendar reference 421.025FE

A. LANGE & SÖHNE very fine and extreme rare, astronomical platinum gents wristwatch 1815 Rattrapante perpetual calendar, manual winding, reference 421.025FE, on both sides sapphire glazed, case back 6-times screwed, original leather strap with original platinum-deployant clasp, solid silver dial, display of hours, minutes, constant second, chronograph rattrapante, power reserve indicator, perpetual calendar with display of day, date, month, moon phase & leap year, correction at the sides in case inserted, very fine, rhodium plated movement, calibre L101.1, fausses cotes decoration, from Hand engraved bridges & vices, diameter approx. 41,9 mm, original box, papers & setting pin, sold in April 2016, condition 1-2, property of a collector A. LANGE & SÖHNE hochfeine und extrem seltene, astronomische Herrenarmbanduhr 1815 Rattrapante ewiger Kalender in Platin, Handaufzug, Ref. 421.025FE, beids. Saphirvergl., Boden 6-fach verschr., orig. Lederband m. orig. Platin-Faltschl., massives Silberzifferbl., Anz. v. Std., Min., kl. Sek., Chronographenz. m. Schleppzeiger, Gangreserve, ewiger Kalender mit Anz. v. Tag, Datum, Monat, Mondphase & Schaltjahr, Korrekturdr. seitl. im Geh. eingel., hochfeines, rhod. Werk, Kal. L101.1, Streifenschl., von Hand grav. Brücken & Kloben, D. ca. 41,9 mm, orig. Etui, Papiere & Stellstift, demnach gek. 04/2016, EZ 1-2, aus Sammlungsauflösung