Seiko Arctura Kinetic Chronograph Model SNL001P1. New accumulator - serviced. Perfect condition, like new! Beautiful and functional. Kinetic – a mechanism that combines a quartz movement and a traditional automatic movement. The rotor in the mechanism, thanks to the movement of the body, rotates and generates current (energy). Arctura chronograph series SEIKO Japan 7L22 mechanism 6 months power reserve Instant start function Chronograph Sapphire crystal Overcharge prevention function, ability to warn when power runs out Calendar of dates Lumibrite hands Waterproof up to 100 m Full silicone/rubber wrist band Stainless steel case Steel back of the housing Buckle closure 2 buttons and single crown Case without crown 42mm, Case with crown 44mm, Thickness 12.5mm