Seiko Cal. 5257 - 920

This Automatic model from 1978 features a 35mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-902c95a3e4f2]

Also known as: Rally, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1978

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