The official Greece 2020 Antikythera, 10 Euro Silver 1 OZ coin , proof in original box and certificate of Authenticity, as issued by the Bank of Greece!
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Greece, 2022, 10 Euro, Silver Coin, Antikythera: 1st COMPUTER ,Proof!
Issuer & Mintage Greece, 2000 Coins Issuing bank Bank of Greece (Τράπεζα της Ελλάδος) Issuing regime Third Hellenic Republic (1974-date) Type Non-circulating coins Year 2022 Value 10 Euros (10 EUR) Currency Euro (2002-date) Composition Silver (.925) Weight 34.1 g Diameter 40 mm Shape Round Technique Milled, Coloured Orientation Medal alignment ↑↑ Number N#
339155
References KM# 363 The Antikythera mechanism (/ˌæntɪkɪˈθɪərə/ AN-tik-ih-THEER-ə, US also /ˌæntaɪkɪˈ-/ AN-ty-kih-)[1][2] is an Ancient Greek hand-powered orrery (model of the Solar System). It is the oldest known example of an analogue computer. It could be used to predict astronomical positions and eclipses decades in advance.It could also be used to track the four-year cycle of athletic games similar to an Olympiad, the cycle of the ancient Olympic Games.