Seiko Cal. 5280 - 257

This Solar model from 1968 features a 35mm PVD Black case. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-eaf14626ada5]

Also known as: Bullhead, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1968

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