Seiko Cal. 4427 - 423

This Automatic model from 1982 features a 35mm Hardlex-Coated Steel case. Powered by the 4427 caliber with 24j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-522b67973181]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1982

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