No. 770 Mainspring – Beaume & Mercier Cal. 1050 [NOS]

New old stock barrel spring No. 770 for Beaume & Mercier Cal.1050 caliber.

Replacement mainspring for watch movement, compatible with Baume & Mercier Cal.1050 caliber. New old stock (NOS) part, may show slight traces due 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.