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[ LED ] SEEMOS USA 1973

Imported to Japan during the Dawn of LED Watches...

[ SYNCHRONAR 2100 ] RAGEN SEMICONDUCTOR USA 1973

According to its catalog, the Synchronar 2100 was the world’s first watch accurate to +/- 1 second per month, featured internal parts sealed in a gel-like material called Lexan so it passes very stringent shock and water tests, and was programmed to display the correct month and day until 2100, making it a revolutionary model that brought together all of the top technologies of its time. However, ...

[ SYNCHRONAR ] RAGEN SEMICONDUCTOR USA

World's First Solar-Powered WatchThis was the world's first watch powered by solar energy. Its power was generated by a solar panel on the upper face and stored in a rechargeable battery inside. The LED time display is a side-view style, shown on the front side of the case. The design, a result of both freedom in mechanical design due to the electronics used and the positioning of the solar panel,...

[ LED ] SICURA SWISS 1976

Distinctive Off-Center CaseThis is an LED watch from Sicura, a medium-sized Swiss watchmaker that released a variety of avant-garde products. The unusual design, with a concave upper face around the display, is eye-catching. Sicura, an early producer of electronics and developer of technologies, later bought Breitling, setting the stage for its quartz watch development....

[ THE BLACK WATCH ] SINCLAIR UK 1975

Thorough Simplicity that Even Eliminates ButtonsThis LED watch was manufactured and sold by the British company Sinclair. While most watches use red LED displays, in this watch the black color of the case is brought out with a purplish tinge. To keep the price down, the watch was entirely made of plastic. The front part of the case below the display served as a piezo switch, and the watch was oper...