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Hamilton unveils new Jazzmaster Open Heart watches in two sizes — 42mm and 36mm
The Hamilton Jazzmaster Open Heart is now available in multiple sizes. The post Hamilton unveils new Jazzmaster Open Heart ...
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ANSWERS TO CORRESPONDENTS: Which was the first digital watch and which was the first smartwatch?
Hamilton Watch Company developed the Pulsar in partnership with Electro/Data Inc. The P1 model was launched to market in 1972. Its display would flash red numerals to display the time.