Seiko Cal. 5641 - 530

This Kinetic model from 1978 features a 46mm Two-Tone case. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-1d173ba23941]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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