Seiko Cal. 7139 - 316

This Solar model from 1981 features a 44mm Hardlex-Coated Steel case. Powered by the 7139 caliber with 34j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-b926b4b7ab29]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1981

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