Seiko Cal. 6310 - 690

This Spring Drive model from 1976 features a 39mm Titanium case. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-cd15d085366b]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1976

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