Seiko Cal. 5671 - 531

This Quartz model from 1974 features a 34mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-1b2f6070c636]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1974

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