Seiko Cal. 5266 - 757

This Spring Drive model from 1979 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-0b5214a0edf6]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1979

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