Seiko Cal. 4413 - 766

This Spring Drive model from 1965 features a 34mm Hardlex-Coated Steel case. Powered by the 4413 caliber with 18j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-6b9e12410e5f]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1965

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