Seiko Cal. 4440 - 581

This Spring Drive model from 1979 features a 41mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-1895d4206b90]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1979

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