Seiko Cal. 7131 - 938

The Seiko 7131-938 represents an important milestone in Seiko's 1969 lineup. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-350afc6ebd0a]

Also known as: Tuna, Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1969

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