Fine Patek Philippe 21 jewel Extra 18K gold antique pocket watch circa 1906
made for Tiffany.
White enamel dial with black and red numerals and blued steel hands.
Plain polish hidden hinge case with monogram.
Nickel 20 jewel Extra movement with wolf's tooth winding 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.