Seiko Cal. 6317 - 437

This Automatic model from 1995 features a 39mm Stainless Steel case. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-0a301a1ce895]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1995

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