Seiko Cal. 4551 - 783

The Seiko 4551-783 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-2af545aff493]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1974

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