Very fine Patek Philippe 18K gold "Adjusted Extra" antique pocket watch circa 1901.
White enamel dial with black and red numerals and fancy gold hands.
Plain polish case.
Fine Extra Adjusted 18 jewel nickel movement with Guillaume balance with platinum
timing screws, wolf's tooth winding, counterpoised pallet fork and precision regulator.
"Extra" quality watches were specially adjusted by masters who were the highest
paid workers in the watch industry. These watches were made to the highest
possible standards and were several times more expensive than the regular
production. This watch is just one step below an observatory chronometer.