Seiko Cal. 5284 - 439

This Quartz model from 1987 features a 40mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-42b443b89dde]

Also known as: Silverwave, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1987

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