Seiko Cal. 5278 - 990

This Hand-Winding model from 1968 features a 46mm Stainless Steel case. With its 22mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-6c5e0c9811b8]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1968

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