Seiko Cal. 4412 - 580

This Quartz model from 1989 features a 37mm Two-Tone case. Powered by the 4412 caliber with 21j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-112a073b13a7]

Also known as: Monster, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1989

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