Important Wristwatches, Watches & Clocks
Hong Kong, Hotel Furama Kempinski, May 26, 1991
Rogers Rock & Co, London, partly Swiss, 1881. Fine 18 ct. gold hunting cased, keyless minute repeating astronomical watch with perpetual calendar.
C. Polished with small monogram. D. White enamel with Roman numerals + subsidiary seconds and usual indications for bissextile calendar. Blued steel spade hands. M. Gilt brass three quarter plate, 29 jewels, lateral lever escapement, cut bimetallic balance, double overcoil balance spring. Very good condition. Diam. 55 mm.