Seiko Cal. 7188 - 400

The Seiko 7188-400 represents an important milestone in Seiko's 1980 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-862eb24e88a9]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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