There is a dependable formula for making an expedition watch. Find a dead explorer, borrow his achievements, engrave something nautical on the back and photograph the result on a suitably distressed rope. Ideally, the watch should never encounter anything more threatening than the condensation on a glass of perfectly mixed Gin & Tonic. Even if there are inherent dangers in more than one at my age. Now that I am almost a year older (and certainly a year unwiser) since the arrival of the Aurora.