Seiko Cal. 6338 - 638

This Spring Drive model from 1976 features a 45mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-f6d4f207ef0d]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1976

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