Seiko Cal. 4566 - 440

This Hand-Winding model from 1976 features a 42mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-b4d3f67a11fa]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1976

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