Seiko 5 Sports
Caliber 7S36B (23 jewels)
Green dial with flat Hardlex glass.
Water resistance 10 Bars
See thru crystal caseback
With 22mm green nylon washable strap
Weight (with strap): 81 gm
Strap width at lugs: 22mm
Bezel diameter: 44mm
Case width including crown: 45mm
Case thickness: 12mm
 
31-20921192-TW2