Seiko Cal. 4557 - 605

This Automatic model from 1978 features a 44mm PVD Black case. It features a Cream dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-a431fc66db14]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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