Sinn Watch 356 Sa Pilot II Black Leather Orange Stitch 356.072 Black Leather Sinn watches are renowned for their aviation inspired designs, and this Sinn 356 Sa Pilot II watch continues this tradition by bringing to life an aesthetic reminiscent of cockpit navigation clocks and their rapid and clear readability. The satinized stainless steel case embraces the SW 500 self winding movement with hours, minutes and subsidiary seconds function, day and date display and chronograph function. The automatic mechanism also boasts 25 bearing jewels, 28,800 semi oscillations per hour and shock and anti magnetic resistance. This Sinn 356 Sa Pilot II watch is completed by a vintage style black leather strap and stainless steel buckle for effortless wear and comfort.