No. 770 Barrel Spring – Longines 15.18 [NOS] Mainspring

New old stock barrel spring No. 770 for Longines caliber 15.18.

Replacement mainspring for watch movement, compatible with the Longines 15.18 caliber. New old stock (NOS) part, may show slight traces related to storage.

Sold individually (unless otherwise stated in the title) · NOS · May show signs of age · Photos are representative

Features

Origin

These parts may come from different suppliers and stocks depending on availability. Regardless of their origin, excellent quality is guaranteed; each item is carefully selected before being offered for sale.