Seiko Cal. 5257 - 406

This Spring Drive model from 1980 features a 34mm PVD Black case. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-bf8606d619a2]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1980

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