Seiko Cal. 5278 - 238

This Quartz model from 1983 features a 34mm PVD Black case. Powered by the 5278 caliber with 23j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-dc09b6d01cbd]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1983

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