Seiko Cal. 5270 - 948

The Seiko 5270-948 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-e30879158227]

Also known as: Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1975

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