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 executive car Volvo S60 and V60 in the compact executive car sector. Fellow Swedish brand Saab introduced the 99 in 1968 and replaced it with the 90 in 1984. Under GM control and on GM's GM2900 platform (which also underpins cars like the Vauxhall Cavalier and Opel Vectra), SAAB introduced the 900 (NG) which evolved into the first generation 9-3 in 1998. Saab's last compact executive car was the second-generation 9-3 which was produced from 2003 to 2014. The Japanese luxury automobile market is rather young compared to the European and American markets. There are three main premium car brands in Japan: