Patek Philippe Calatrava 'Backwind' Desk On a drab green nylon

On a drab green nylon strap

and secured three further patents for model names

shortly before the historical moon landing

Bulova's introduction of the Accutron 218 movement in 1965 intrigued and impressed brands and consumers alike

keeping its mechanical perpetual movement safe from water

Patek Philippe Calatrava 'Backwind' Desk On a drab green nylonNot every timepiece from the worlds greatest watchmaker fits neatly into the mold of an overarching theme or collection. While we love a simple Calatrava, a sporty Aquanaut, or a complicated perpetual calendar as much as the next guy, the oddball, more overlooked and usually limited production, shaped watches made by the maison in second half of the 20th century are often some of the most innovative and charming in the brands oeuvre. Take this piece