Seiko Cal. 6278 - 812

This Spring Drive model from 1971 features a 41mm PVD Black case. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-d286c7422b7c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1971

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