Seiko Cal. 6278 - 456

This Spring Drive model from 1981 features a 34mm Titanium case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-7858fc20b6c2]

Also known as: Samurai, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1981

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