A. Lange & Söhne Grand Complication

The A. Lange & Söhne Grand Complication, reference 912.032F, combines a minute repeater and perpetual calendar in a 50 mm case. Introduced in 2013, this chronograph is a limited edition of 6 pieces. The 18-carat pink gold case is 20.3 mm high, with 24 mm between the lugs, a see-through back and a 30 metre water-resistance rating. The white enamelled dial consists of five parts and has analogue date, day-of-week and moon-phase displays. Manual-winding calibre L1902 contains 876 parts, runs for 30 hours and beats at 18,000 semi-oscillations per hour. An alligator leather strap closes with a folding clasp in 18-carat pink gold. The hands are pink gold, gold-plated steel and blued steel.