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Industrial partnership with STISS SA

🚀 The two Valais companies STISS Ltd and YZ Production Horlogère SA are joining forces to push back the boundaries of watchmaking! They've been working together for a few months now. 👬 STISS is counting on...
Swiss Made

Since 1974, at YZ Production Horlogère SA

Since 1974, at YZ Production Horlogère SA, we have been providing our customers with high-quality watch assembly services in our workshop in Sierre. Find out more...


With the aim of serving our customers ever better, ever faster, and with the greatest possible autonomy and independence, we have recently launched a new area of activity,...