Patek Philippe Calatrava 3919

A fine gold wristwatch 1991 ref 3919J calatrava mvt 1824470 case 2898386 diameter 33mm. , cal.215 PS damascened nickel lever movement, stamped with the seal of Geneva, 18 jewels, free-sprung Gyromax balance, adjusted to heat, cold, isochronism and 5 positions • white dial, Roman numerals, subsidiary seconds • 18k gold case, hob-nail patterned bezel, down-turned lugs • case, dial and movement signed, with an 18k gold Patek Philippe buckle