Seiko Cal. 7138 - 770

Seiko 7138-770

This Quartz model from 1975 features a 37mm Titanium case. With its 22mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-1ca40b4f5f59]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
37mm
Case Thickness
9.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1975

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