Important Wristwatches, Watches & Clocks
Geneva, Hotel Des Bergues, Oct 17, 1992
LOT 39
J.L. & A. Réguelin in Tramelan, Swiss, circa 1890.
CHF 1,800 - 2,200
Sold: CHF 2,300
Unusual double face, silver hunting cased, keyless world time watch. Three body Bassine et filets, engine-turned case. White enamel chapter ring on the front side, with Roman numerals and outer Arabic minute ring, the center revolving with the hour hand, giving the time for 26 cities of Europe. White enamel chapter ring on the rear side, bearing the name of the same cities, with revolving center giving the gap in minutes, between the same cities. Movement with straight line lever escapement, cut bimetallic balance, Breguet balance spring. Diam. 52 mm.
Notes
Such world-time watches, giving the exact difference of
time, in hours and minutes, between Greenwich and
several cities, according to their longitude, are extremely
rare.