Seiko Cal. 4551 - 924

The Seiko 4551-924 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-11be45d24a9f]

Also known as: Monster, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1976

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