Seiko Cal. 6251 - 543

The Seiko 6251-543 represents an important milestone in Seiko's 1968 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-7f76b9bb6ca7]

Also known as: Helmet, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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