Seiko Cal. 0781 - 641

The Seiko 0781-641 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8cf533946a1a]

Also known as: Pogue, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1976

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