Seiko Mens Kinetic Perpetual Calendar TiCN Gold SNP017

25% off retail! Once set, the calendar automatically adjusts for odd and even months including February of leap years up to February 28, 2100 When the watch senses 24 hours of inactivity it puts itself into suspended animation sleep mode to conserve energy. The date continues to advance correctly while the watch is asleep. Wake it up with a few shakes of your wrist and it automatically resets itself to the correct time even if it has been asleep for 4 years. Subdial indicates the number of years since last leap year Oversized dual date windows 24 hour and 12 month subdials Energy depletion forewarning function Cabochon crown Sapphire crystal 100 meters water resistant Authorized Seiko retailer with 3 year manufacturer's warranty Free US Priority Mail shipping