Seiko Cal. 5231 - 410

This Quartz model from 1981 features a 38mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-21ccd9204b3b]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1981

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