From the advent of the luxury sport watch in the 1970s to the birth of the smartwatch in the new millennium, a number of factors have influenced the trajectory of the sport watch. One of the most significant is the increasingly competitive world of professional sports and the growing numbers of watches worn during play.

"See red", "Feel blue", "Green with envy"... expressions such as these reflect how colour impacts our mood and behaviour. Watch brands also use colour to appeal to our subconscious. Is the owner of that blue chrono buying into their desire for distant horizons? Is the lady with the scarlet automatic a femme fatale? Read on and see what the colour of your watch says about you.

In a year marked by Woodstock, Concorde's first scheduled flight and the moon landing, Swiss watchmakers battled it out to present the first automatic chronograph. It would be Seiko that took the honours with its Calibre 6139, before striking an almost fatal blow with the Astron.

He is an actor of immense talent, with more than five decades of stage and screen appearances. Fortunately for us, at the age of 79, Sir Patrick Stewart, alias Professor Charles Xavier in X-Men, has no plans to take his final bow.

In September this year Vacheron Constantin introduced a stainless steel version of a 1955 chronograph that no end of collectors would love to own. And for good reason, as the Cornes de Vache is the only watch by Vacheron Constantin to feature distinctive "cow horn" lugs.

The quartz revolution traumatised the Swiss watch industry to such a degree it is rarely documented. No longer, thanks to this short read. Part two: from electromechanical watches to smartwatches.