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Oris Big Crown X1 Calculator

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Oris pays homage to the first aircraft to break the sound barrier, the Bell X-1. The Big Crown X1 Calculator ($5,200) features a rotating bezel with circular slide rule which aids in figuring the fuel consumption for a given flight time. Other thematic elements include a 46mm gunmetal grey case and X and 1 markers on the push-pieces. Link

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