Seiko Cal. 4575 - 620

This Hand-Winding model from 1983 features a 44mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-e4084974cac8]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1983

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