Valjoux Valjoux 71

Valjoux 71 is a manual winding column-wheel chronograph and a variant of the Valjoux 72 family. Produced by Valjoux, it maintains the column-wheel architecture that defines the 72 lineage, providing tactile feedback during chronograph start-stop operations. The caliber is classified as in-house, indicating Valjoux's internal development and manufacturing. Production has been discontinued, though it remains a recognized member of the historic Valjoux chronograph family.