Seiko Cal. 4580 - 606

This Spring Drive model from 1980 features a 42mm Titanium case. Powered by the 4580 caliber with 21j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-60cd1fc4c361]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1980

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