Seiko Cal. 7138 - 504

The Seiko 7138-504 represents an important milestone in Seiko's 1982 lineup. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-5e05f4c60e35]

Also known as: Helmet, Flighty

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1982

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