Seiko Cal. 7138 - 813

The Seiko 7138-813 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-1478c0a52f90]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1981

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