Patek Philippe. A very fine and rare oversized 18K gold rectangular curved hinged wristwatch with luminous "Explosion" numerals Signed Patek Philippe & Co., Geneva-Switzerland, ref. 10, movement no. 154’046, case no. 283’852, manufactured in 1909 Movement: cal. 12’’’, manual, 18 jewels, signed Dial: signed Case: hinged curved back, 30 mm. wide, 50 mm. overall length, signed With: Patek Philippe Extract from the Archives confirming production of the present watch with gilt (silver plated) dial, Dauphine numerals, radium in 1909 and its subsequent sale in 1918