Pocket watch: Geneva Observatory Chronometer 1st quality with chronograph 'Compteur de Minutes', Guillemin & Cie Geneve No.4232, ca. 1900: Ca. Ø52mm, ca. 112g, 18K pink gold, à-goutte case, high-quality screwed gold monogram, dome completely signed and numbered, highest quality Ankerchronometer movement, chronograph and counter as prescribed for observatory chronometers, twice punched with the Geneva seal, fine adjusting device, wolf's toothing, very well preserved enamel dial, blued steel hands, in very good condition, in working order, very fine collector's quality. Only a few observatory chronometers are equipped with complications as in this case with chronograph and counter!