Seiko Cal. 4492 - 577

This Quartz model from 1981 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-d72569cc2dcb]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1981

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