Rare Pendule squelette à équation du Temps. - Lot 537

Lot n° 537
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Estimation :
15000 - 18000 EUR
Result : NC
Rare Pendule squelette à équation du Temps. - Lot 537
Rare Pendule squelette à équation du Temps. Annular dial with hour indication in Roman numerals. The minutes in Arabic numerals. The seconds indicated by dashes. The fourth hand marked with a radiant sun indicating the equation of time: the difference between mean solar time and true time, which is determined by the interval separating the passage from the sun to the meridian from one day to the next. Equation wheel engraved with the months of the year visible at noon. Ringing of the hours and a half. Compensating pendulum of the "Grill-type" model. Dial signed by Valois & Johnstone. The set rests on four feet with wide gilt bronze spacers and a moulded white marble terrace. Circa 1800, Nice quality. Height : 52 cm - Length : 27 cm - Depth : 17 cm. Provenance : Belgian private collection. Acquired in Paris in December 2008, Chayette & Cheval watch sale, lot 209.