Seiko Cal. 6231 - 963

This Solar model from 1976 features a 44mm Stainless Steel case. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-39e3f6bb7412]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1976

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