Seiko Cal. 4490 - 687

This Quartz model from 1981 features a 37mm Gold-Plated case. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-7eea85826922]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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