Seiko Cal. 5231 - 257

This Quartz model from 1967 features a 41mm Hardlex-Coated Steel case. It features a Cream dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-07b00cb0fb0a]

Also known as: Arnie, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1967

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