Brand New, Unused without Tags.
AS Caliber 1710 Part Number 401 (Stem).
Length = 16.0mm.
Tap = 0.90mm.
Also Fits For AS Calibers 1711, 1713-1814, 1816, 1857, 1858, 1859, 1900-1904 and 1906.
Steel Part.
Swiss Made.