Seiko Cal. 4598 - 820

This Quartz model from 1987 features a 37mm PVD Black case. It features a Cream dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-780eebd4c2fa]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1987

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