
Owners widely praise the Sinn 857 S UTC for its Tegiment technology and bracelet. One owner notes a long-held desire for the watch, appreciating its full Sinn feature set. On balance, owners rate the Sinn 857 S UTC highly for its robust Tegimented construction and integrated bracelet.
The Sinn 857 S UTC (ref. 857 S UTC) is an automatic tool watch, with a 43mm stainless steel case, 12mm thick, powered by the SW330-1 movement and a 38-hour power reserve. Water resistance is rated to 200m, under a sapphire crystal, with gmt, date, pilot's bezel complications. Manufacturer MSRP is $3,337.