Seiko Cal. 7138 - 238

The Seiko 7138-238 represents an important milestone in Seiko's 1982 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-e0752302add9]

Also known as: Monster, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1982

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