Seiko Cal. 7131 - 888

The Seiko 7131-888 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-7495fe67fdb8]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1973

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