Seiko Cal. 4485 - 520

This Spring Drive model from 1981 features a 36mm Hardlex-Coated Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-73a81f8caf28]

Also known as: Pogue, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1981

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