Sperry Top-Sider Men's 10014916 Pilot Analog Display Japanese Quartz Brown Watch Japanese quartz analog chronograph movement with sweeping second hand and date, solid stainless steel case, solid stainless steel case back and solid stainless steel crown, genuine high grade calfskin leather with a solid stainless steel buckle closure with keeper Durable mineral crystal protects watch from scratches, water-resistant to 165 feet (50m), and all with a limited lifetime warranty Japanese-quartz movement Case diameter: 45mm Water resistant to 165 feet