Seiko Cal. 7139 - 489

This Kinetic model from 1975 features a 46mm Two-Tone case. Powered by the 7139 caliber with 34j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-02b5e227b6c4]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1975

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