There was a brief period through the 1960s into the 1970s when the last word in electronics was the calculator. New models sold for hundreds of dollars, and owning one made you very special indeed.

The core identity remains in tact though – a watch with a full calculator built in on the lower half, complete with physical mini buttons. You'll find it in three finishes here – black is the ...

Retirement calculators can help you estimate the income you’ll have in your later years. You can use a retirement calculator to help you set savings goals and decide on your retirement age.