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Sinn U50 HYDRO with textile strap, U50 SDR HYDRO with red silicone strap and U50 S HYDRO with black metal bracelet, on dark background.

Diving watch

SINN was the first company in the watchmaking industry to manufacture diving watches in compliance with European diving equipment standards, and the first to test and certify them for pressure resistance, water resistance and resistance to fogging.

48 Models