Seiko Cal. 5274 - 139

The Seiko 5274-139 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-39bbd6a4ee37]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1971

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