Calculator watch Calculator watch A calculator watch is a digital watch with a built in calculator, usually including buttons on the watch face. Calculator watches were first introduced in the 1970s and continue to be produced, despite falling from their peak popularity during the 1980s. The most notable brand is the Casio Databank series, though watches made by Timex were also popular. Most calculator watches contain only a few number of functions such as +, -, x, / and percents. However, there are several models with additional functions: scientific, including transcendent and trigonometry, in models Casio CFX-200, CFX-400, Citizen 49-9421, and also
Compact car 1500 twins, offered by the British Motor Corporation from 1957 to 1965. Germany's Lloyd Arabella, later Borgward Arabella, was available from 1959 to 1963 and was available in 'de Luxe' trim with a higher powered engine. All these cars offered more style, higher performance and greater luxury than the economy cars available from competitors. The 1981 Triumph Acclaim was British Leyland's first upmarket compact car created in collaboration with Honda and was replaced in 1984 by the Honda Civic based Rover 200-Series. The latter was marketed directly at the entry-level BMW 3 Series. Rover continued to offer more upmarket compact