Seiko Cal. 7140 - 381

This Spring Drive model from 1981 features a 35mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-6e5d1010d6fd]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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