Seiko Cal. 7181 - 687

This Quartz model from 1981 features a 42mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-65302efb42c4]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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