ST1901 based on the Venus 175 fitted to my 1965 Breitling Navitimer, it’s a beautiful thing. they bought the machine tools and modified the movement slightly but basically it’s a world class movement so should be serviceable by any competent watch repairer.
![[Seagull 1963] My cheapest watch, and also the one that has been receiving the most compliments.](https://i.imgur.com/DxLMMis.jpg){kind=link}
ST1901 based on the Venus 175 fitted to my 1965 Breitling Navitimer, it’s a beautiful thing. they bought the machine tools and modified the movement slightly but basically it’s a world class movement so should be serviceable by any competent watch repairer.