Seiko Cal. 5261 - 378

Seiko 5261-378

This Automatic model from 1972 features a 36mm PVD Black case. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-e1e8b239802a]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1972

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