The SEIKO 5 Sports Collection is a true classic automatic timepiece and must have favorite staple for any true watch enthusiasts. The SRPD51 automatic 42.5mm brushed and polished stainless steel case has manual wind capacity with hack function for precision setting. The deep blue sunray finished dial has a matching blue aluminum rotating uni-directional bezel with white accents. Equipped with a double day/date window @3 with minutes track on outer chapter ring and luminous arrow style hands and markers for easy legibility. Has 100 meter water resistance with a stainless steel crown nestled between a crown guard strategically positioned at 4:00 for increased comfort. Powered by Seiko's own in-house-made automatic caliber 4R36 movement viewable behind the exhibition case-back with 41 hour power reserve. Fitted with a stainless steel brushed and polished bracelet with deployment butterfly safely clasp that's adjustable by 5 positions to keep your watch secure and in place.