Seiko Cal. 7186 - 326

This Automatic model from 1977 features a 38mm Two-Tone case. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-19053f5a5b55]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1977

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