Seiko Ladies Watches Marine Sport SNDA15P - WW Precision Crafted Chronograph Quartz Movement by Seiko Stainless Steel Case and Band with Push-Button Fold-Over Safety Clasp Date Display, Luminous Hands and Markers, Hardlex Crystal for Durability Rotating bezel, Tachymeter on inner bezel, 60 Minute Chronograph in 1/5 second increments Screw down crown and screw-locking buttons, Water Resistant 200M