Seiko Cal. 4466 - 540

This Spring Drive model from 1971 features a 45mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-2ada16ba8bc4]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

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