Seiko Cal. 4412 - 203

This Spring Drive model from 1982 features a 44mm Titanium case. Powered by the 4412 caliber with 30j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-ecf29a573ea5]

Also known as: Samurai, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1982

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