Important Collectors' Wristwatches, P...

New York, Mar 10, 2010

LOT 458

J.P.JOURNE, CHRONOMETRE A RESONANCE F.P. Journe, "Invenit et Fecit," "Chronomètre à Résonance," case No. 0231-02R R. Sold on November 6, 2003. Very fine and rare, two time zone, 18K pink gold chronometer wristwatch with resonance controlled twin independent movements, 40-hour power-reserve indication and an 18K pink gold F.P. Journe buckle. Accompanied by the certificate and fitted box.

C. Two-body, solid, polished, transparent case back with 6 screws, top and side crowns engine-turned with "cordes de Marseille" pattern, sapphire crystals. D. Twin subsidiary guilloche silver dials with concentric radial Arabic numerals for hours and minutes and the off-set seconds secured to a brushed 18K white gold plate by 6 screws, up and down indication at 12. Blued steel Journe hands. M. Cal. F.P. Journe 1499-2, rhodium-plated, fausses cotes decoration, twin independent complete trains set on a single plate, 36 jewels, twin straight-line lever escapements, twin beryllium 4-arm balances with 4 adjustable timing weights, shock absorbers, self-compensating free-sprung Invar balance springs. One of the escapements is mounted on a small platform pivoting around the second wheel by means of rack and pinion to adjust the distance between the 2 balances in order to find the most efficient position for resonance synchronization. The crown at 4 synchronizes both seconds hands. Dial and case signed. Diam. 38 mm. Thickness 9 mm. From The Arman Collection