Seiko Cal. 5613 - 147

This Automatic model from 1971 features a 41mm Gold-Plated case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4ee6d560e07f]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

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