Seiko Cal. 7138 - 567

Seiko 7138-567

This Hand-Winding model from 1975 features a 35mm Two-Tone case. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-9808df818e33]

Also known as: Monster, Helmet

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Champagne
Jewels
25j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1975

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