Seiko Sports 100m
Caliber: 7S36B (23 Jewels)
Water resistant to 10 bars.
Quick day & date change.
Luminous hands and indexes.
Black dial with  black unidirectional bezel.
With  22mm  Seiko rubber diver's strap
Movement made in Japan
Bezel diameter; 41mm
Case width at crown: 45mm
case thickness: 13mm
 
61-8B1118979-G2