Seiko Cal. 6257 - 513

The Seiko 6257-513 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-d837de7fa6fa]

Also known as: Bullhead, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1973

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