Oris has introduced its new hand-wound caliber, the Caliber 473. It was developed on the same basis as the automatic caliber 403 and features a 5-day power reserve and a 10-year recommended service interval. Claimed accuracy is -3/+5 seconds per day.
The mechanism was installed in the watch Big Crown Caliber 473 in a steel case with a diameter of 38 mm.
The case is complemented by a brown deerskin strap from Cervo Volante.
