Seiko Cal. 6378 - 542

Released in 1967, the Cal. 6378 with design code 542 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-d476c905ade0]

Also known as: Pogue, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1967

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