Seiko Cal. 7139 - 937

This Hand-Winding model from 1985 features a 34mm Gold-Plated case. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-1971f4cee5df]

Also known as: Monster, Panda

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1985

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