Seiko Cal. 5633 - 193

This Hand-Winding model from 1968 features a 46mm Titanium case. It features a Burgundy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-93ba7d48c338]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1968

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