Seiko Cal. 4412 - 238

This Spring Drive model from 1966 features a 44mm Two-Tone case. Powered by the 4412 caliber with 36j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-9485993e8450]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1966

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