Produced 2009–2016. Produced from 2009 to 2016, the Sinn U2 (reference 1020.020) is a 44 mm dive watch built from German Submarine Steel, the corrosion-resistant alloy Sinn draws from naval submarine hull construction. It pairs a black…
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Specifications, configurations, image gallery, market listings, lineage and notable appearances are part of the full reference.