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Important Modern & Vintage Timepieces

Hong Kong, Oct 27, 2019

LOT 120

JOHN REYMOND SPLIT-SECONDS CHRONOGRAPH, PATENTED CONCENTRIC 60-MINUTE AND 12-HOUR RECORDER; “CONTETOUT”, 18K YELLOW GOLD

18K yellow gold, open-face, keyless-winding, round-shaped, pocket watch, with subsidiary seconds at 6, 1/5 second chronograph, splitseconds, dragging 60-minute recorder, concentric 12-hour recorder.

Brand Unsigned

Model “Contetout"

Year Circa 1920

Movement No. 150

Calibre  18’’’ lever escapement

Case No. 177 904

Diameter 50.2 mm

Signature Dial, Case and Movement

Accessories Copies of the invention patent and advertisements

HKD 15,000 - 30,000

CHF 1,900 - 3,750 / USD 1,950 - 3,850

Sold: HKD 18,750


Grading System
Grade: AA

Very good

Case: 3-8-17

Good

Slightly scratched

Slightly spotted

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3-01

Good

HANDS Original


Notes

Movement based on the the Swiss invention patent No. 71 222, delivered on June 2, 1915, to John Reymond, Vers-chez-Grosjean, Le Sentier (Vallée de Joux), for a “Mécanisme compteur appliqué à une pièce d’horlogerie à chronographe (Recorder mechanism applied to a chronograph timepiece), known as double tour d’heure.