Seiko Cal. 6398 - 354

This Automatic model from 1971 features a 37mm PVD Black case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3fc2f2ad63b1]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1971

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