Seiko Cal. 4595 - 861

This Hand-Winding model from 1971 features a 40mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-d6b13e4a9e81]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1971

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