Seiko Cal. 4475 - 430

This Spring Drive model from 1973 features a 35mm Titanium case. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-ca77ed5d558a]

Also known as: Helmet, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1973

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