General Brand Name - Seiko Model - SYMK38K1 Model Name - Seiko 5 Gender - Women's Age Group - Adult Country of Manufacture - China Inclusions - Gift Box, Printed Instruction Sheet, New with Tags Sizing and Dimensions Case Diameter 25mm Case Thickness 10mm Band Width 12mm Small Size Features Automatic 21 Jewel (4207) Movement 30m Water Resistance (Splash/rain resistant (Not Suitable for Swimming)) Black Analog Dial Hardlex Dial Window Brushed top with Polished sides Stainless Steel Case Fixed Bezel Crown - Non-Screwdown Brushed Gold Stainless Steel Bracelet with 3 Piece Folding Clasp Illumination - Luminous Hands and Hour Markers World Time - No Stopwatch - No Timer - No Alarm - No Calendar/Date Display - Day and Date 12/24 Hour Display - No Battery Life - No Battery Required Weight - 60g Other Features - Solid Case Back Comments - This watch is an automatic mechanical watch. It has an allowable time keeping accuracy rate potential of approximately +/- 25 sec/day. If your watch is performing within that allowed variation your watch is in no need of attention. Your watch should be set to correct time at least weekly to avoid accumulation of the expected allowed daily error. This watch needs to be actively worn for 10 hours a day to maintain it's timekeeping performance. You may experience some variation in timekeeping during a typical day as the watch is wound up and depending on circumstances. This variation is typical for non-quartz watches.