Patek Philippe. A rare and early 18K gold square-shaped hinged wristwatch with luminous numerals and hands

Patek Philippe. A rare and early 18K gold square-shaped hinged wristwatch with luminous numerals and hands
Signed Patek Philippe & Co., Geneva, Switzerland, movement no. 116'772, case no. 283'937, movement manufactured in 1901, encased and sold in 1919
Cal. 10''' circular nickel-finished jewelled lever movement, bimetallic compensation balance, wolf's tooth winding, silvered dial, luminous Arabic numerals, luminous hands, square-shaped case, hinged back, case, dial and movement signed
25 mm. wide