Hairsprings made of silicon, or silicium in Francophone watch-speak, were usually a feature found only in pricier watches, often costing US$5000 or more. Now Tissot has changed that with the Ballade Powermatic 80 that starts at just US$925, a sterling example of what industrial production can accomplish – Tissot is the Switzerland’s largest maker of watches, with an output of some 4m […]
