Seiko Cal. 7138 - 428

The Seiko 7138-428 represents an important milestone in Seiko's 1970 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-5207b1e867c2]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1970

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