Seiko Cal. 4540 - 257

This Solar model from 1971 features a 42mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-c002c5dc321a]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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