138,000 HKD
Split-Seconds Chronograph with Minute-Repeating Audemars Piguet & Co, Geneva, No. 11628. Made circa 1910. Very fine, minute-repeating, keyless, 18K yellow gold pocket watch with split-seconds chronograph and progressive 30-minute register. Four-body, “demi bassine”, solid, polished. Hinged gold cuvette. White enamel with painted black Breguet numerals, outer minute/seconds and 1/5th seconds divisions with red five minute numerals, subsidiary dials for the seconds and progressive 30-minute register. Black spade hands. Cal. 17’’’, rhodium plated, oeil-de-perdrix decoration, 33 jewels, wolf’s tooth winding, straight-line lever escapement, cut bimetallic compensation balance adjusted, blued steel Breguet balance spring, swanneck micrometer regulator, visible chronograph work, repeating on gongs activated by a slide on the band. Dial and movement signed, case numbered. Diam. 47 mm. Notes What is a split-seconds chronograph? Asplit-seconds chronograph or 'rattrapante' is a type of chronograph watch with two coaxial superimposed center-seconds hands that are controlled by two push-buttons. One push-button controls the split-seconds hand to stop or join the chronograph hand. The other push-buttons control both hands and all the functions of the chronograph. The chronograph hand and the split-seconds hand are used for timing several events that start simultaneously, but are of different durations. To operate the split-seconds chronograph, both hands are started and remain sup
Auctioneer:
Antiquorum
Date:
2008-06-08
