Seiko Cal. 4540 - 387

This Hand-Winding model from 1988 features a 34mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-e151a1abfff4]

Also known as: Turtle, Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1988

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