272
GLASGOW TOURBILLON
Very fine and important 18K gold hunting-cased, keyless one-minute tourbillon regulator with center-seconds and special balance-spring. Brand
W. & W. Logan
Year
London hallmarks for 1902
Case
37511
Movement
37511
Caliber
19’’’, frosted and gilt, three-quarter plate, 22 jewels, most in screwed settings, pointed tooth lateral lever escapement, cut bimetallic compensation balance with gold poising and timing screws, free-sprung double overcoiled balance-spring with outer terminal curve. One-minute tourillon regulator with polished steel three-arm, Sidney Better style carriage and gilt brass bridge
Dimensions
56 mm
Signature
Dial, Case and Movement C 3 D 3-01 M 3* AAA
CHF 12,000 – 22,000 • HKD 96,000 – 176,000 • USD 12,000 – 22,000 An excellent example of a relatively rare English tourbillon. The watch is illustrated and described in “Le Tourbillon”, by Reinhard Meiss, Paris, 1990, p. 224.This watch is published in the Ruscitti book, as no. 69.
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