Seiko Cal. 5267 - 731

This Spring Drive model from 1965 features a 46mm Two-Tone case. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-89febfb18eb3]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1965

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