Specifications:Seiko 5 Sports Series#SRPE75K1Beige Dial - Mesh Stainless Steel Band - Analog Display100m Water Resistance - Day and Date Display - Automatic with Manual Winding Capacity - Caliber 4R3624 Jewels41 Hours Approx. Duration - Stainless Steel Case - Hardlex Crystal - Lumibrite on Hands and Indexes - Screw Case Back - See-Through Case Back - Stop Second Hand Function - Case Size Diameter: 42.5mm - Case Size Thickness: 13.4mm