Seiko Cal. 7140 - 779

This Solar model from 1986 features a 37mm Stainless Steel case. Powered by the 7140 caliber with 20j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-35ec8ca949e8]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1986

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