PATEK PHILIPPE MADE FOR GONDOLO
& LABOURIAU RIO DE JANEIRO YELLOW GOLD
Patek Philippe & Cie., Genève, No. 180548, case No. 500548,
made for Gondolo & Labouriau, Relojoeiros, Rio de Janeiro,
Very fine, 18K gold keyless Chronometer pocket watch.
Four-body, "bassine," engine-turned back centered by a
round cartouche, hinged engraved gold cuvette.
White enamel with black radial Roman numerals, outer
minute track with red five-minute Arabic markers, sunk
subsidiary seconds. Gold spade hands.
Cal. 180, 45 mm.(20'''), gilt brass patented bridge caliber,
21 jewels, gold train, straight-line "moustache" lever escapement,
cut bimetallic compensation balance with blued steel
Breguet balance spring, Wilmot's patented micrometric cam