An exceptional 18ct gold open-faced minute repeating chronograph watch with central register and perpetual calendar with linear aperture display, moon phases and state-of-wind indication

19’’’ Victorin Piguet ébauche, damascened decoration, wolf’s tooth winding, lever escapement, bi-metallic compensation balance, blued steel hairspring with Breguet overcoil, two polished steel hammers repeating on coiled gongs, chronograph mechanism mounted and visible to backplate, numbered 3894
 
silver engine-turned dial, clou-de-Paris guilloché centre, twin eccentric satin finished chapter rings with black champlevé Roman numerals and pearled track for hours and minutes, aperture for moon phases with age calibrated to edge, crémaillère borders, outermost satin ring for chronograph seconds and minute register, satin angled sector for state-of-wind indication, all hands blued steel, two satin finished rectangular cartouches signed and numbered Breguet No. 3894
 
18ct yellow gold Empire case, case back, bezel and band engine-turned à grains d’orge, sunken repeating slide, three recessed adjusters to the band at III for instantaneous calendar adjustment (day/date/month), correctors for days at XI and moon phases at VI, plain polished hinged gold cuvette signed and numbered Breguet No. 3894, snap-on back, plain ring pendant with flat winding crown, chronograph pusher through crown, case back and cuvette interior with Swiss Helvetia head assay mark, stamped 0.750 and each with poinçon de maître key mark 5 for George Croisier
 
Measurements


diameter 52.5mm
depth 18mm
weight 148.2g
 
Accompaniments


with Breguet Certificate No. 3758, and original red Morocco leather Breguet presentation case with fitted velvet lined interior, silk lined lid with gilt lettering detailing Breguet 28, Place Vendome, Paris. Gilt lettering to base, the signature and address repeated and numbered 3894 and a Breguet 250th anniversary certificate