Seiko Cal. 5251 - 318

This Solar model from 1979 features a 37mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-4cd5393ec23a]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1979

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