Seiko Cal. 4427 - 421

This Solar model from 1978 features a 34mm Two-Tone case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-c381f91928b2]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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