Seiko Cal. 4412 - 987

The Seiko 4412-987 represents an important milestone in Seiko's 1975 lineup. Powered by the 4412 caliber with 29j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-02f5aac69a0e]

Also known as: UFO, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1975

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