Seiko Cal. 4427 - 422

The 4427-422 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-2bfb2216afdb]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1983

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