Seiko Cal. 4531 - 763

This Solar model from 1999 features a 41mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-cf0c47a53f6b]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1999

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