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[ HP-01 ] HEWLETT PACKARD USA 1977

A Wristwatch-style Calculator from a Calculator CompanyThis authentic wristwatch-style calculator permits four operations on a seven-digit display. In addition to telling the time, it came standard with 36 functions, including alarm, stopwatch, and a 200-year calendar. The included user's manual is 100 pages long. To improve ease of use, a removable stylus for pushing the calculator keys is enclos...

[ CHRONOSPLIT ] HEUER SWISS 1975

World's First 1/100 Second Digital ChronographThe upper LCD display shows time and date, and the lower LED display shows a stopwatch in this hybrid model. The integrated case and bracelet give it a sporty look. It was so popular in the 1970s motor racing world that special-order models sporting the Ferrari logo exist....

[ Q.E.D. FOR LADIES ] HAMILTON USA 1975

Elegance through an Organic Design This women's LED watch was marketed directly by Hamilton, not under the Pulsar brand. It was given a small round case to fit well with the round, rope-like bracelet, giving it a uniform design. This superb model managed to be both dressy and futuristic. The time and date were displayed by pushing the right center button....

[HP-01] HEWLETT PACKARD

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