VACHERON & CONSTANTIN, SILVER POCKET WATCH WITH HOURS AND QUARTERS STRIKE, SWISS 1819 Age: circa 1819 Material: silver Diameter: 55 mm Case: open face, push-piece at 12 o'clock for striking mechanism Movement: mechanical, key-operated, striking hours and quarters Escapement: rod Weight: ; Trademarked: yes To be serviced: yes Notes: winding key absent VACHERON & COSTANTIN, A QUARTER REPEATER SILVER VERGE POCKET WATCH, FIRST 50 PIECES PRODUCED WITH THE NEW LOGO, SWITZERLAND 1819 The year 1819 was the first year that Vacheron & Constantin used the new logo on this watch and until 1844 it changed again. Thus, the combination of the serial and the logo makes this one of the first 50 watches produced with the new logo.