Important Collectors’ Wristwatches Po...

New York, Mar 15, 2006

LOT 71

"Chronomètre à Résonance" F. P. Journe, "Invenit et Fecit", "Chronomètre à Resonance", No.163/01R. Made in 2001. Very fine and rare, platinum, two time-zone, gentleman's chronometer wristwatch with resonance-controlled twin independent movements, 40-hour power-reserve indication and a platinum F.P. Journe buckle. Accompanied by a fitted box, extra strap and certificate.

C. Three-body, solid, polished, transparent case back with 6 screws, top and side crowns engine-turned with "cordes de Marseille" pattern, sapphire crystals. D. Twin "guilloché" matte silver with concentric radial Arabic numerals and minute rings, off-set subsidiary ?guilloché? seconds dials on brushed 18K white gold dial plate with up-and-down indication at 12. Blued steel "Journe"- style hands. M. Cal. F.P. Journe 13''', rhodium-plated, "fausses côtes" decoration, twin independent complete trains set on a single plate, 37 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 the seconds hands. Dial and case signed. Diam. 38 mm. Thickness 9 mm.