Geneva, Nov 07, 2021

LOT 509

AUDEMARS PIGUET, 18K GOLD MINUTE-REPEATER SPLIT SECONDS CHRONOGRAPH

CHF 7,000 - 9,000

HKD 59,000 - 76,000 / USD 7,600 - 9,800 / EUR 6,600 - 8,400

Sold: CHF 23,750

Very fine, minute-repeating, keyless, 18K yellow gold pocket watch with split-seconds chronograph and progressive 30-minute register.


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Grading System
Grade: AA

Very good

Case: 3-8

Good

Slightly scratched

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3-70-03

Good

ENAMEL AND VARIOUS TYPES OF DECORATION Hairline

HANDS Period

Brand Audemars Piguet

Year Circa 1910

Movement No. 11628

Case No. 11628

Diameter 47 mm

Caliber 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.

Signature Dial and Movement

Notes

What is a split-seconds chronograph?
A split-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 superimposed. Then at the end of the first duration, the split-seconds hand can be stopped while the chronograph hand continues to move. The duration of the first event can be read. After recording, the split-seconds hand can be released to instantly move and join the chronograph hand, synchronizing with it and thus being ready for another recording. At the end of each event the hands then can be stopped and returned to zero