Seiko Cal. 5630 - 923

The Seiko 5630-923 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-76e672826939]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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