Seiko Cal. 5661 - 923

The Seiko 5661-923 represents an important milestone in Seiko's 1967 lineup. Powered by the 5661 caliber with 30j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-851cfd5c0494]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1967

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