Patek Philippe, a fine eighteen carat gold center-seconds wristwatch Signed Patek Philippe, réf. 2457, movement number 701147, case number 304127, 1952 Cal. 27SC, manual winding, silvered mat dial, gilted index, gilted arabic number, outer minute/seconds division, gilted bâton hands,hand for second, bracelet PP, extract of archive bougth in 9/04/1952