AS mainspring 1649 1652 1687 1688 Zodiac 70 Movado 531 536 538 Automatic

AS 1649 / Movado 531 / Zodiac 70 Mainspring / Ressort de barillet / Zugfeder

New old stock / neuf de stock

Inox premium quality

Same mainspring for all AS following automatic calibers :

AS 1649 1652 1687 1688 + Movado 531 536 538 + Zodiac 70

Bride glissante pour mouvement automatic / With attached bridle for automatic movement