Seiko Cal. 4531 - 671

The Seiko 4531-671 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-20939f268921]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1981

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