Seiko Cal. 7140 - 539

This Solar model from 1980 features a 38mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-ad5d753ca51a]

Also known as: Monster, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1980

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