Seiko Cal. 5257 - 879

This Hand-Winding model from 1979 features a 42mm Gold-Plated case. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-5837675e674a]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

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