Seiko Cal. 6351 - 109

This Automatic model from 1971 features a 37mm Hardlex-Coated Steel case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-1f9e4df6cf30]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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