Series8 890 City Lights NB6060 58H Functions – Small seconds hand at 6 o’clock The automatic GMT movement is and hour and minute The automatic GMT movement is visible through a sapphire exhibition case back and is capable of maintaining an accuracy of +20 10 seconds per day with a frequency of 28 The band also features a layered composite construction that integrates stainless steel and carbon fiber reinforced resin Water resistant to 200m and able to withstand magnetic fields up to 16 The automatic movement is visible through a sapphire exhibition case back and is capable of maintaining an accuracy of +20 10 seconds per day with a frequency of 28