Seiko Cal. 6317 - 137

This Spring Drive model from 1991 features a 36mm Titanium case. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-a74c9bd6cc4c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1991

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