Seiko Cal. 7139 - 984

The Seiko 7139-984 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7f394816e6e2]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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