Seiko Cal. 4475 - 374

The Seiko 4475-374 represents an important milestone in Seiko's 1970 lineup. Powered by the 4475 caliber with 25j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-f8418db36a95]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

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