Seiko Cal. 6310 - 523

This Hand-Winding model from 1988 features a 44mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-6e97b5796a1a]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1988

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