Seiko Cal. 5670 - 306

This Solar model from 1977 features a 37mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-a93bd55ff94a]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1977

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