Seiko Cal. 3827 - 720

This Kinetic model from 1974 features a 35mm Two-Tone case. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-f64c3bff9d57]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1974

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