TAG Heuer Automatic Chronograph Watch Movement Kit Calibre 18/1887
The Calibre 1887 is TAG Heuer’s first movement built entirely in-house, based on the design of the Seiko 6s37 chronograph movement. TAG Heuer acquired the rights to the European production of the 6s37 from Seiko Instruments and then began the process of re-engineering and putting together the resources and skills to produce this high-precision watch…