SEIKO 5 Classic Automatic SNKK31K1
Caliber: 7S26 Automatic Movement, 21 Jewels Made in Japan  
A window at the 3 o'clock hour reveals the automatic day calendar.
Metal: stainless steel  
Size: 40mm with crown
Band: stainless Steel bracelet
Water resistance
Glass: Hardlex crystal
Luminous hands
Dial: Black
One year International warranty