Mido mainspring 1002 + Venus 75 78 79 80 83 84 89 98 148

1 mainspring Mido 1002 / Ressort de barillet / Zugfeder (1 piece)

New old stock / neuf de stock

Same mainspring for following calibers :

Mido 1002 1002A 1002B 1002C

+ Venus 75 78 79 80 83 84 89 98 148