Seiko Cal. 5257 - 139

This Quartz model from 1982 features a 36mm PVD Black case. Powered by the 5257 caliber with 18j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-210f7089ab4f]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1982

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