Seiko Cal. 7157 - 791

Seiko 7157-791

This Hand-Winding model from 1983 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-36b03bbb7e89]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
15.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1983

Related Models

seikata-wm-36b03bbb7e89