Automatic movement, manual and self-winding, stop-second, power reserve over 50 hours, caliber 6R15
Steel case and bracelet
Mineral glass Hardlex
Green dial
Luminophore on arrows and marks
Date display
Water resistance 200 meters
The crown and case back are screwed down
Rotary bezel, unidirectional
Dimensions: diameter 42.3 mm, thickness about 13 mm, weight about 170 g.
Made in Japan for the domestic market.