Seiko Cal. 5639 - 826

This Hand-Winding model from 1992 features a 46mm PVD Black case. It features a Burgundy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-81a00cb9407d]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1992

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