Photo de Montres

Case :

• stailness steel
• Diameter : 39.5mm
• Hardlex glass
• screw case back
• transparent case back
• water resistance : 5 bar (50 meters)
• Black dial

Movement :

• caliber 6R21
• self-winding
• diameter : 27,4mm
• height : 6mm
• 28800 vibrations per hour
• 208 pieces
• 29 jewels
• balance wheel on shock absorber system
• power reserve : 45 hours
• Spron 510* balance-string
  (^*SEIKO patent : new technology  from Spring Drive technology)

Functions :

• Power reserve indicator
• hour, minute, second
• Date
• Day
• speed correction for date and day
• Stop second function