Seiko Cal. 7086 - 857

This Spring Drive model from 1966 features a 39mm Hardlex-Coated Steel case. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-04a6df6b9c73]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

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