TECHNICAL DATA

• case reference U1
• caliber ETA 2824
• hours, minutes, seconds
• self-winding movement
• quick-set calendar
• Case diameter: 44 mm
• tegmented stainless steel
• circa 2015
• $2195

Sinn is known for their well designed tool watches.  The U1 is one of their most popular models.  The tegmented steel is a proprietary process that hardens the material making scratches unlikely and a handy candidate for rugged daily wear.