Seiko Cal. 5278 - 224

This Spring Drive model from 1977 features a 35mm PVD Black case. With its 21mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-2f25750e6cba]

Also known as: Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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