Seiko Cal. 4579 - 390

This Hand-Winding model from 1981 features a 36mm Titanium case. It features a Burgundy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-6e3f8abc49f1]

Also known as: Tuna, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1981

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