Suspension spring for Emperor movement model 101M manufactured from beginning of 1984 to present. Check the back plate of your movement for two-digit year date listed above the number 451-050. Also, for the Emperor 199M and 299M.
THIS SPRING MEASURES: 1" long x 1/2" wide.
If you are not sure this is the correct spring, contact Customer Service for assistance.
MADE IN GERMANY