Seiko Cal. 7138 - 957

Seiko 7138-957

This Spring Drive model from 1971 features a 38mm PVD Black case. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-4e453947b9b7]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
38mm
Case Thickness
13.1mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Navy
Jewels
33j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1971

Related Models

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