Casio General Men&#39;s Watches Edifice Chronograph EF-527D-5AVDF - WW Precise Japan Quartz Movement - Accuracy: 20 seconds per month Stainless Steel Case and Band, Push Button Release Clasp Mineral Crystal, Date Display, Luminous Hands and Markers, Chronograph Function, Slide Rule Function Size of case / total weight: 51mm x 45,5mm x 11,4mm Water Resistant - 100M, Screw Down Caseback