Seiko Cal. 6378 - 799

This Spring Drive model from 1974 features a 46mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-64e5f4f156e1]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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