Patek Philippe & Cie. , Geneve, No. 177373, case No. 280002, made for Gondolo & Labouriau, Relojoeiros, Rio-de-Janeiro, circa 1916. Fine 18K pink gold, keyless Chronometro Gondolo with 24 hour dial, in original fitted box. Four body massive "demi-bassine " , engine-turned. Hinged gold cuvette. White enamel with radial Arabic numerals, red chapters "6-12-18-24" , outer minute ring and sunk subsidiary seconds. Gold "spade" hands.