Seiko Cal. 4581 - 788

This Automatic model from 1975 features a 39mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-67185dbd2d27]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

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