Seiko Cal. 5677 - 180

This Automatic model from 1977 features a 36mm Hardlex-Coated Steel case. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-6c8011d9d8dd]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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