Seiko Cal. 4578 - 307

This Automatic model from 1968 features a 34mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-bf1364c3570f]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

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