Seiko Cal. 5671 - 543

The Seiko 5671-543 represents an important milestone in Seiko's 1985 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-c9acc4ede4e1]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

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