Seiko Cal. 4580 - 866

This Hand-Winding model from 1970 features a 40mm Hardlex-Coated Steel case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-772bb6d759c1]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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