Seiko Cal. 4427 - 523

This Spring Drive model from 1984 features a 34mm Gold-Plated case. With its 19mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-40e0bdb83069]

Also known as: Monster, Panda

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1984

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