Seiko Cal. 6313 - 157

This Spring Drive model from 1965 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-3d3ff9e06f52]

Also known as: Samurai, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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