Seiko Cal. 5271 - 442

This Kinetic model from 1977 features a 46mm Two-Tone case. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-52d35ff775cf]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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