Poljot Spare Part Russian Schiffschronometer Navy Rubin-Stein Kirova 6XM
POLJOT | spare part Russian marine chronometer ruby ??stone Kirova 6XM
Ruby stone for chronometer escapement (Wiepper) is new, unused, from original factory production 1.MUF Poljot.
Length: approx. 4 mm
Width: approx. 1 mm