Seiko Cal. 4426 - 580

This Spring Drive model from 1972 features a 42mm Two-Tone case. Powered by the 4426 caliber with 32j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-17e00778d4a1]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1972

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