Seiko Cal. 5666 - 559

The Seiko 5666-559 represents an important milestone in Seiko's 1979 lineup. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-a17ad5827177]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1979

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