Seiko Cal. 3889 - 422

This Hand-Winding model from 1970 features a 44mm Hardlex-Coated Steel case. Powered by the 3889 caliber with 33j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-4b11d8dacb1c]

Also known as: Turtle, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1970

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