Cyma mainspring 371 540 541 570 573 641 670

1 mainspring Cyma 371 / Ressort de barillet / Zugfeder

New old stock / neuf de stock

Same mainspring for all Cyma Tavannes calibers: 371 540 541 570 573 641 670

Le prix est pour 1 ressort / The price is for 1 mainspring

Livraison sous film neutre / Shipping in neutral zip bag (the last one will be shipped with the Usibel envelope on pics)